I find this kind of surprising. I feel like I've almost never gotten 6 REM cycles ever. The recommended 8 hours is only enough time for 5 REM cycles, no? You ne

I find this kind of surprising. I feel like I've almost never gotten 6 REM cycles ever. The recommended 8 hours is only enough time for 5 REM cycles, no? You need 9 hours for 6 REM cycles since they're ~90 minutes each.