You are right, but technically speaking it would be a crime anyway. It is not that if you leave your door open then entering without permissione is not a crime.

Leaving the door open and people walking in isn’t a crime, unless explicitly mentioned otherwise (may vary on jurisdiction), but faking a login is a lot less denyable than using the same User-Agent as some software (famously a bad marker for authentication).

Most people don’t need that level of precision

Until they have a fever, then 38.1 and 38.9 can be significant.

I’m using Matter with HA, works just fine. For cheap sensors you can look at Frient or Shelly.

10% cocoa, 35% sugar.

Nutella prides itself on the low cocoa content, but the buttload of sugar is everywhere.

This is why an irish coffee exists. It’s both before 11:00 somewhere and after 16:00 somewhere else.