>

I used to maintain decades old critical production code. It contained comments like "what the hell does this do? Don't remove, everything breaks if you do" and "relies on exploting a bug in perl 4.1.2. Don't upgrade!".
Someone at Microsoft incorrectly configured a router on their global WAN, causing an outage on their services. >

It's really crazy the more you work in IT the more you realise how stuff is literally hanging together by threads.
I always picture it as a game of Kerplunk where you're constantly removing one of millions of straws and hoping a marble doesn't fall >

These networks are all built with resiliency in mind. Just in mind.
Those straws really eat into the bottom line... >

some non-essential worker was fired in the 10k layoff, who was keeping afloat all services, hehe >

"Bob always said: "don't remove these lines" but hey Bob is not there anymore so let see..."
"crap"
"Someone has Bob's phone number... no the private one I mean..."