Use Primary instead of Primary??

[RichieRunner]

For write activity, we recommend that your applications connect to the primary endpoint instead of connecting directly to the primary

What is meant here? I'm assuming one of it isn't primary.

https://github.com/awsdocs/amazon-elasticache-docs/blob/master/doc_source/redis/Endpoints.md

[joshbean]

Closing this issue or pull request in advance of archiving this repo. For more information about the decision to archive this repo (and others in the 'awsdocs' org), see the announcement on the AWS News Blog.