Not very different, but fallout from the Unicode switch is quite a headache. I generally run with LANG=C, and run into Python3 issues regularly as a result. A

Not very different, but fallout from the Unicode switch is quite a headache. I generally run with LANG=C, and run into Python3 issues regularly as a result. Also, if you have to support 'async' code that someone wrote, that could be a heavy load as well.