I like to say Kickr watts so that @bobinski doesn't have to correct me and he knows they are real watts and not Bkool wattsThere not kickr watts but real watts any FTP test is just
I quite liked the FTP test - painful and puke inducing, but kept me going hard for as long as possible and sets a benchmark for me to work from. When I got off the bike I certainly knew i'd done a hard session, that's for sure