Your mouse suddenly got offline by itself and you only got half an hour before the presentation yet the PPT still needs a few adjustments. Thank God you know how to use computer without a mouse.
A retiring computer is hardly environment-neutral, you need to dispose them properly as various parts of it contain toxic chemicals. Basically, you have 4 ways to recycle a computer.
This is the fun part. An essential part of being a good hacker, many may not know, is to be able to guess passwords. People are too easy to use catchy texts or numbers for their passwords, if you know them well enough, chances are you may have guessed it right after a few tries.