They mean their end to your read end.

But emails exchanged with Kohler’s privacy contact clarified that the other “end” that can decrypt the data is Kohler themselves

This is so stupid it’s almost genius.

It doesn’t count as “end to end” encrypted if the service is one of the ends. That’s just HTTPS.

Lol. Who do they think is on the other end?

Lmao yeah totally not gonna snap pics of people’s junk bro trust me