diff --git a/Package.resolved b/Package.resolved
index a06bb9418572e56fc3f47215c083541e831d362a..349cccf202b9353b62d63b1aba3f13b430b3cdb0 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -62,15 +62,6 @@
         "revision" : "8eeea249ead49f6f8db8e76bf66abce49cc5b856",
         "version" : "1.0.0"
       }
-    },
-    {
-      "identity" : "swiftcsv",
-      "kind" : "remoteSourceControl",
-      "location" : "https://github.com/swiftcsv/SwiftCSV.git",
-      "state" : {
-        "revision" : "96fa14b92e88e0befdbc8bc31c7c2c9594a30060",
-        "version" : "0.8.1"
-      }
     }
   ],
   "version" : 2
diff --git a/Package.swift b/Package.swift
index e5c3ed79ab10dac424c7728e84d0434c69b66b40..c49981ed1c766290bbf7d13dd9f988881c818088 100644
--- a/Package.swift
+++ b/Package.swift
@@ -18,7 +18,7 @@ let package = Package(
         .package(url: "https://github.com/tsolomko/SWCompression.git", .upToNextMajor(from: "4.8.5")),
         .package(url: "https://github.com/jbadger3/SwiftAnnoy", .upToNextMajor(from: "1.0.0")),
         .package(url: "https://github.com/L1MeN9Yu/Elva", .upToNextMajor(from: "2.0.0")),
-        .package(url: "https://github.com/swiftcsv/SwiftCSV.git", from: "0.8.0"),
+        //.package(url: "https://github.com/swiftcsv/SwiftCSV.git", from: "0.8.0"),
         .package(url: "https://github.com/Bersaelor/KDTree", .upToNextMajor(from: "1.4.1")),
         .package(url: "https://github.com/apple/swift-collections", .upToNextMinor(from: "1.0.0")),
         //.package(url: "https://github.com/dclelland/Plinth", from: "2.0.0"),
@@ -35,7 +35,7 @@ let package = Package(
                 "SWCompression",
                 "SwiftAnnoy",
                 .product(name: "ZSTD", package: "Elva"),
-                "SwiftCSV",
+                //"SwiftCSV",
                 "KDTree",
                 .product(name: "Collections", package: "swift-collections"),
                 //"Plinth",
diff --git a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus + Text Processing.swift b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus + Text Processing.swift
index 9382488ed0cb09651435470fcf4a5ccf94f2fb09..f3b3971da5553556377a66f0f74d48fb79b1f6f1 100644
--- a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus + Text Processing.swift	
+++ b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus + Text Processing.swift	
@@ -1,5 +1,27 @@
-import Foundation
+// Copyright (c) 2023 Jim Wallace
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
 
+import Foundation
 
 extension SNLPCorpus {
     static func applyBasicTextProcessing(_ text: String, characterFilters: CharacterSet, tokenFilters: Set<String>) -> [String] {
diff --git a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus.swift b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus.swift
index 1292f81c1789ee77b034628cff00523426a721c1..0f04280eabe969e35f43059201d688d662f28674 100644
--- a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus.swift	
+++ b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPCorpus.swift	
@@ -1,5 +1,27 @@
-import Foundation
+// Copyright (c) 2023 Jim Wallace
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
 
+import Foundation
 
 protocol SNLPCorpus {
     
diff --git a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDataItem.swift b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDataItem.swift
index d70aa852b7002e3dd81a63ed444233473c695fa7..b79e6fdc82434717e804eb5372a9d1677b8dfc8a 100644
--- a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDataItem.swift	
+++ b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDataItem.swift	
@@ -1,8 +1,26 @@
+// Copyright (c) 2023 Jim Wallace
+//
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
 
-// What's the most basic, common features we need?
-// - A date
-// - Some text (maybe a bunch, concatenated?)
-// - An ID for the entry ... Identifiable means awkwardness for Mac versioning
 import Foundation
 
 public protocol SNLPDataItem: Codable, Equatable, Identifiable {
diff --git a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDictionary.swift b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDictionary.swift
index 345247909448c441841e87499f76ef394dd5d20d..fcee4dbe58554389799047639f2bd63a006ae0d6 100644
--- a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDictionary.swift	
+++ b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPDictionary.swift	
@@ -1,12 +1,27 @@
+// Copyright (c) 2023 Jim Wallace
 //
-//  SNLPDictionary.swift
-//  
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
 //
-//  Created by Jim Wallace on 2023-03-09.
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
 //
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
 
 import Foundation
-import NaturalLanguage
 
 
 protocol SNLPDictionary : Codable {
diff --git a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPTopicModel.swift b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPTopicModel.swift
index 792e35be939b3274b991f316f92b681601796325..47ba50b689659fb6bfc2113ac5716b3f5e1d457a 100644
--- a/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPTopicModel.swift	
+++ b/Sources/SwiftNLP/0. SNLP Internal Protocols/SNLPTopicModel.swift	
@@ -1,14 +1,29 @@
+// Copyright (c) 2023 Jim Wallace
 //
-//  File.swift
-//  
+// Permission is hereby granted, free of charge, to any person
+// obtaining a copy of this software and associated documentation
+// files (the "Software"), to deal in the Software without
+// restriction, including without limitation the rights to use,
+// copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following
+// conditions:
 //
-//  Created by Jim Wallace on 2023-04-06.
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
 //
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
+// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+// OTHER DEALINGS IN THE SOFTWARE.
 
 import Foundation
 
 
-
 protocol SNLPTopicModel {
     
     associatedtype DocumentEncoding
diff --git a/Sources/SwiftNLP/1. Data Collection/CSV/CSVDataItem.swift b/Sources/SwiftNLP/1. Data Collection/CSV/CSVDataItem.swift
index cf63f39b1554308e507ca43787d6d5aa0616486d..fe9f418718fc94cbac68e366f88b54cbba7b92a3 100644
--- a/Sources/SwiftNLP/1. Data Collection/CSV/CSVDataItem.swift	
+++ b/Sources/SwiftNLP/1. Data Collection/CSV/CSVDataItem.swift	
@@ -1,5 +1,5 @@
 import Foundation
-import SwiftCSV
+//import SwiftCSV
 
 public struct CSVDataItem: SNLPDataItem {