Earlier quoted context omitted.
There's kind of a parallel with signals regarding businesses as well. There may be nothing wrong with a store that hasn't been renovated since the 90s, but it gives off a "run-down" vibe like it wouldn't be there much longer.
Difference is that buildings etc need to be maintained or else they break down. Sofware, baring weirdness like "bitrot" from unreliable storage hardware, do not break down.
I wonder how many coders out there don't know about the dangers of global variables in production software, sans obifuscation. Or that can't articlate why an unbounded array is evil, even if the compiler lets you do that.
Seriously... free love was a nice party. But then when public knowledge of STDs arose, the party died down. Today, condom use is on the rise.
Similarly, our free Hobbyist Software love has had a good run. If it dies back, we'll lose a generation of up-and-coming coders. So I guess the message here is jails/containers? Wear your software condoms, kiddies.