"Tech debt" is a misnomer. It implies that at some point it should be paid down. There are very few examples where dedicating real efforts exclusively to paying down tech debt led to anything beneficial for the customer.

Some of the software we know and love today started with someone writing their very first line of PHP code, or Rails.

Vibe coding is ultimately about getting ideas shipped faster. Code quality is an engineer recruiting/retention strategy.

As we saw with that Tea app (which wasn't even vibe coded), you're only as secure as your weakest firebase store.