I use PostgreSQL full text search and GIN indexing and often find it to be good enough and fast enough without the hassle to have to handle a second engine just for search.
Their is a huge conflict of ingerest of giving this power to a major economical actor that vastly depends on public investment and under public scrutinity.
Executive should have the audit right and in some measure probably it should be widespread to all citizens up to sensitive data not being leaked. But what good is there to give this power solely to one of the richest and more powerful man in the world? This is crazy.
The main win from writing our own custom parser is writing directly into the final in-memory format from the parse stream without any intermediate allocations or data movement.
Awesome project! Adding it to my list of things we may plug into in the future.