On Apr 13, 10:37 am, " wrote:

if all users added just minutes to each shower the tankless savings
could be wiped out fast..........

espically if theres multiple users....... which is likely

Extending your reasoning leads to the energy benefits of taking cold
showers. Next up - sack cloth and self-flagellation!

What a particular person chooses to do with their money is no concern
of mine. That is a personal choice and they're paying for it. What I
object to is built in inefficiency which robs people of that choice
and steals their money with nothing added.

R