If it's not maintainable or upgradable then it's broke.
More like: it's eventually going to break your weekend or even your whole week, but you don't get to pick which one.
Edit: To put that in perspective, there are 260 working days in a year. Let's say that you have just one of these hardware failures in a five-year career with the MTA. That's roughly 1/1000 odds. If the lottery had chances like that, you'd play it every time.
Honestly it kinda sounds like this might break an entire city's transportation system for more than just a whole week.
If it ain't broke don't fix it
Until it finally broke and it was too late…
If it's not maintainable or upgradable then it's broke.
More like: it's eventually going to break your weekend or even your whole week, but you don't get to pick which one.
Edit: To put that in perspective, there are 260 working days in a year. Let's say that you have just one of these hardware failures in a five-year career with the MTA. That's roughly 1/1000 odds. If the lottery had chances like that, you'd play it every time.
Honestly it kinda sounds like this might break an entire city's transportation system for more than just a whole week.