[poetically]

Still don't see the point but to each their own I guess. Seems like a waste of money.

[necovek]

One could argue that exercising is a waste of energy altogether.

You should be contributing that energy to something of value, eg. farming, construction work, postal work...

You can always reduce waste and optimise things further, but we are not strictly optimising, rational beings either.

[bookofjoe]

Many people including myself are more apt to do something that can be quantified.

[poetically]

That's just bizarre.