It really isn't. No-one wants to maintain these things, they'll be back on an out-sourced provider within 5 years, if they survive that long.
It’s measuring time to iterate/ship, cost reduction and independence, which is really all that matters
Reusable was great because it used to be the fastest. The fastest now is vibe/slop > iterate > iterate > iterate > ship > iterate > ship etc…
Make a new one from scratch if needed.