It sure does expire its usefulness. Try running old phpBB forum, Android 4 phone, or browser from 2011. Software degrades into a point of uselessness.
Either that, or steam doesn't work on these and the missing 0.1% are Windows Server OS. Turns out, software does stop working for real.
https://support.steampowered.com/kb_article.php?ref=1558-AFC...