[throwaway_pdp09]

I didn't know you could simply open a file and setify it. Interesting. & neat.

[fennecfoxen]

You can setify any iterable. File handles are iterables that return a line at a time. Tada!

[throwaway_pdp09]

> File handles are iterables...

I did not know that. Assumed you had to somehow wrap them first. Very useful, thanks!