When HN users recommended it
1 HN user recommended this in 2024, in one comment.
20072026
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
1 HN user recommended this in 2024, in one comment.
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
Something conceptually similar exists: Shock Clock - The Ultimate Silent Alarm for Heavy Sleepers, Hard of Hearing, Couples, and Shift Workers - Wake Up on Time, Create Better Habits
https://www.amazon.com/dp/B01EZ77IOY
I've been able to train myself to wake with a much less expensive simple vibrating wristband.