Does esp8266 save old sketches?

[in0]

@sevenoutpinball

for some reason it isn't printing what I type.

Double underscores is Markdown syntax for bold text emphasis:
https://www.markdownguide.org/basic-syntax/#emphasis

You should always wrap code text in backticks to avoid this sort of problem, as well as to improve readability in general.

This markup:

the compiler function `__DATE__`

Renders as this:

the compiler function __DATE__