yeah the drops are water ager should work ok if its good enough for fish but just leaving it your tap water out overnight should be fine too. Don Dappa uses airstones to oxygenate the water which plants love.
No i dont lollipop or even defol to hard just my preference. Havnt cloned straight to flower i veg two weeks, maybe 14/10 light hours while in the clone box could help your flip but just guessing ill sit back and see what people think, interested myself actually.