Why does this PHP cache keep missing real zeros?

Why does this PHP cache keep missing real zeros in a quota service. The PHP code treats falsey values as cache misses, so real zero quotas keep hammering the database. In PHP APIs this causes unnecessary load and latency spikes.

#whatswrongwiththisphpcode #phpbug #phpproductionbug #phpdebugging #phpbackend #phpcodereview #phpsecurity #phpperformance #phpreliability #phpapi #phpwebdevelopment #phpen...

https://www.youtube.com/watch?v=IfK9wIYfrEo

Why does this PHP cache keep missing real zeros? #whatswrongwiththisphpcode

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