Window breakers are useful in any situation where the doors and windows are disabled; crashes, rollovers, fires, floods, Tesla being fucky.

Seatbelt cutters are not usually needed in water situations, but are good in crashes where seatbelts are jammed. The style shown doesn't work on modern cars with laminated windows, one like this is better: https://www.amazon.com/dp/B0DPS54FYL

I don't think that item fits the message the meme is trying to express. Everyone should have a window breaker.