Just using the data from sponsor block, the community crowdsourced video embedded ad skipper..
There are currently 13,033,165 users who have submitted 15,198,718 skip segments, which have saved a total of 2001 years and 38.56 days of people's lives.
2001 years / 75 years average per life equals 26 lives saved
Sponsor block alone has saved 26 lives worth of time....