This 2021 reissue puts the arcade and PS2 versions of Tekken Tag Tournament side by side and the differences are more interesting than you'd expect. The PS2 mixes are fuller, taking advantage of better audio hardware, while the arcade originals have that raw, compressed punch.
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Jin's Stage on PS2 has more depth in the low end compared to the arcade cut. School Stage keeps its playful bounce across both versions but the PS2 production just breathes more. Having both in one package lets you A/B test your nostalgia basically.
The bowling minigame sound effects are here too, Strike and Spare and Miss, which is such a specific detail to preserve. If you're the type who argues about which version of TTT sounded better, this settles it.