I don't think it is rediculous - from what I understand of FAANG interviews they are full-day 8-10 hour things anyway, so 4-6 plus an hour or two on-site seems

I don't think it is rediculous - from what I understand of FAANG interviews they are full-day 8-10 hour things anyway, so 4-6 plus an hour or two on-site seems comparable.