Many apps were built in a succession of releases, each having more and more features added as time went on.
I find it hard to compare this to the likes of musk companies, and X (which I assume is space X) a hardware company. Hardware is a totally different animal and timeline of which I have seen and personally been involved with in many startups.
6 years is crazy long for a software product … imo
Market Data 
Markets 
AI
