Thanks stresstwig, fount of ideas and facial hair.
"Inform Miss Penny That One Of The Vacuum Tubes Has Blown, BLAST IT" - yelling was more efficient and cleared Babbage's blood of dangerous humours.
"YELLING" - Functionality was merged with Caps Lock.
π - use of circles and any calculations with circles was seen to be a sign of a weak mind, weaker constitution, and a moral fibre that was entirely suspect.
"Definitely Nazi"/"Most Likely Nazi"/"Carrier Pigeon Error" - Enigma was a very specialized machine.
"Nuke It" - Part of the original DARPA spec, it was thought that there may be a need for more safeguards.
"Check Connection Time to BBS " - Ones parents always needed to use the phone before this became an issue.
"Power Down Memetic Cyclotron " - Can't think of a reason, honestly.
"Toggle" - Apparently in Urdu this means an imaginative way to soil ones underwear whilst balancing on an inverted sun umbrella.