[tertius]

From a non-software perspective it kills people.

Also, if you're a parent, it's not great for sleep training children. It just messes with everyone.

[reidjs]

Can you elaborate on how it kills people??

[evan_]

Traffic deaths spike following the DST starting (and to a lesser extent, ending) date- thought to be due to disrupted sleep schedules.

https://www.ncbi.nlm.nih.gov/m/pubmed/11152980/

[tux1968]

There is apparently an increase in heart-attacks right after the transition, attributed by some to the loss of an hours sleep...

https://www.livescience.com/50068-daylight-saving-time-heart...