This. I have built many monoliths a few event-driven systems out of necessity. In my opinion there's also a time factor involved, for example you think there'

This. I have built many monoliths a few event-driven systems out of necessity. In my opinion there's also a time factor involved, for example you think there's a huge potential but zero actual clients today. In that case if you think a monolith will do the job the first 5 years of its life, build a monolith.