Adding an extra layer on the virtual environment when it matches my generic name.
Reducing programs called by the prompt.

Also reduces the length in sandbox virtual environments.
Removing the git status from my prompt.

It was causing visible slowness on the first command in a window after inactivity.
Moving the full bash history cache.
Avoiding a confusing new history indicator in the first prompt of a shell.
Moving the unique history script to a more appropriate location.
Hard-coding the remaining tput lines.

I might revise this decision in the future, if I come across a terminal where they don't work.
Now escapes control and 8-bit characters.