One of the root causes most people are "sleeping", is most probably why we're here now: the feature is marketed in such a confusing way to the general public, that it takes a post on a personal blog to actually explain it.
ChatGPT has been suggesting Work in the middle of some intense working sessions. Finally, I took some spare 30mn to research exactly this on ChatGPT, no later than this weekend: what does Work have that Chat doesn't have?
It should be simple enough for someone using it for work. They say it's great, and I still need to set time aside (from my real work) to research how great it is?