Uh.  And. Later we got away from it because  because once we had decent systems going then it was  it was typically better to use our own systems
Yeah.
Mm - hmm.
cuz they were self consistent but  but certainly to start off when we were trying to recover from our initial hundred and forty percent error uh rate. Uh.  But that was a  that was a good  good  good way to start.