Out of the permanent users on July 1st -- that is, new users will be counted and past users will be discounted. They need to own (or have ordered but not yet received) the product any time during July 1st; buying and returning before July 1st won't count.
Related questions
reddit thinks 8sleeps break *very often* which.. involves water spilling out I think? and requires a replacement of at least a part. I am not sure how good customer support is about this.
I definitely want to try a sleep thermostat like this out. Some of the deepest sleep I've had was when I moved into my previous sublease with no blanket and this makes me think that I should sleep colder - but I think it's hard to hit that precisely using only sheets/blankets without risking getting too cold
referral code for when you make the jump @Austin @Sinclair @JamesGrugett @SG @GavrielK @ian @rachel @SirSalty @saulmunn http://refer.eight.sl/joelbecker