Bad comparison. Launching with GDPR compliance isn’t particularly taxing if you’re already complying with California’s CCPA. (You need your twenty-eight EU law firms on retainer, but the big firms package that conveniently.)
Copyright theft in AI, on the other hand, is a global phenomenon.
DMA is most akin to the U.S. system of designating financial institutions SIFIs and then putting a bunch of extra requirements on them. Almost intentionally onerous. Hence ringfenced to select large companies.