The design with hot/cold storage makes it much more interesting than FDB for some use cases. FDB is an excellent DB with very strong operational guarantees, TigerBeetle seems to be specialized for financial data and to optimize perf/cost ratio.
Jesus dude,just say it was a mistake to call it free forever. How can you be a founder or whatever, have a product and not expect people to judge the words your website had, or the words you say? You should know it comes with the territory.
Doesn't matter how hard you guys worked to be profitable, it's about building trust and relationship with your audience.
Both are great