Should persistent in the README be reviewed?

[jeis2497052]

Hi All,
diff --git a/README.md b/README.md
index 3ae3042..4bad747 100644
--- a/README.md
+++ b/README.md
@@ -493,7 +493,7 @@ Please read CONTRIBUTING if you wish to add software.

Key-Value.

• • Couchbase - In-memory, replicated, peristent key/value datastore.

• • Couchbase - In-memory, replicated, persistent key/value datastore.
  • LevelDB - Google's high performance key/value database.
  • Redis - Networked, in-memory, key-value data store with optional durability.
  • Riak - Another fault-tolerant key-value NoSQL database.

does this help?