I think this is the wrong question. The question instead is “for what context, what other solution works better?” That could be SAFe, or DAD, or 37 signals’ Sh

I think this is the wrong question. The question instead is “for what context, what other solution works better?” That could be SAFe, or DAD, or 37 signals’ Shape Up. “Scrum doesn’t work” is like saying Systemd doesn’t work. Obviously it works in some contexts. Obviously it has weaknesses. But in comparison to what?