diff --git a/src/morethantext/mod.rs b/src/morethantext/mod-2.rs
similarity index 94%
rename from src/morethantext/mod.rs
rename to src/morethantext/mod-2.rs
index 6b72ce7..2fb8c69 100644
--- a/src/morethantext/mod.rs
+++ b/src/morethantext/mod-2.rs
@@ -112,22 +112,9 @@ impl FileData<Self> for DataType {
     }
 }
 
-pub struct IDs;
-
-impl IDs {
-    pub fn new() -> Self {
-        Self {}
-    }
-}
-
-impl ID for IDs {
-    fn next(&self) -> String {
-        thread_rng().sample_iter(&Alphanumeric).take(64).collect()
-    }
-}
-
 #[derive(Clone)]
 pub struct MoreThanText {
+    next_id: &dyn Fn() -> String,
     session: Vec<String>,
 }
 
@@ -153,6 +140,7 @@ impl MoreThanText {
             }
         }
         Ok(Self {
+            next_id: fn id() -> String { thread_rng().sample_iter(&Alphanumeric).take(64).collect() },
             session: [ENTRY.to_string()].to_vec(),
         })
     }
@@ -325,27 +313,6 @@ mod datatype_file {
     }
 }
 
-#[cfg(test)]
-mod ids {
-    use super::*;
-
-    #[test]
-    fn get_next() {
-        let ids = IDs::new();
-        let mut holder: Vec<String> = Vec::new();
-        for _ in 0..10 {
-            let id = ids.next();
-            assert!(
-                !holder.contains(&id),
-                "No duplicates: found {} in {:?}",
-                id,
-                holder
-            );
-            holder.push(id);
-        }
-    }
-}
-
 #[cfg(test)]
 mod db {
     use super::*;