Can please a decision maker regarding SAP buying/implementing tell us how on earth SAP is that mainstream (in corporate) ? I've had to use it at EU big corp, and it to this day the worst experience I had. I've seen at techcrunch Berlin 2019 that there is something called SAP.io, somewhat opening its plateform ?
I’ve witnessed several SAP implementations, along with the buying process. In short, it’s seen as a safe option, because it’s what “everyone else” uses, and the decision makers have typically come from businesses where SAP has been used. Nobody actually likes it - but they don’t see any alternatives as viable. Similarly, I’ve seen folks migrate to and from the various MS Dynamics platforms, and it’s a universal shits…
The question isn't whether it "sucks" or not, but rather to whom it "sucks".
It rightly reads as sucking to us as tech-savvy developers, but that's not the reality for the actual consumers of such products who are not programmers. To them, irregardless of our protests of inefficiency or bloat, there are only 2-3 possible platforms and the competitive advantages of each over the others are judged on entirely different criteria than we would use.
Remember the first rule of design (for better or only in this particle case, almost certainly worse): you do not represent your users.