Most modern software is horrible. Linux is objectively better than Windows and cheaper but it has much smaller market share. Same story with OracleDB vs PostgresDB. Developers recently identified a critical vulnerability in MongoDB that had been there for 10 years, yet RethinkDB, a superior product was shut down (at least the company) because they couldn't find enough customers. There are so many such cases.
They're vaporware in relation to what else is available.
They're vaporware in relation to what else is available.