I continued to watch CCC 2013 videos.
I edited a bunch of tags and posts. It's annoying how many websites have gone dark since I made those posts.
I got sick of running out of memory and not being able to run a large number of applications at once. I replaced my memory.
Merge WordPress tags ∞
I'm told that Term Management Tools can do this.
I needed to go to the documentation to figure out how to use this again.
Change the top box: [Bulk Actions] > [Merge]