There is no need to put someone in a hospital who is asymptomatic. Most insurances won't pay. Your argument won't fly because you don't need treatment. Quarantine is enough as practiced throughout most of the civilized world.
Friends of mine have just tested positive, they are not being hospitalized as they have no symptoms.
Some say shoving people into hospital is about money, I have no insight into that, I tend to think it's more to do with cluelessness and wanting to be seen to 'do something'.
But then again, as Roblok says, who'd want a quarantine case in the hotel room next door? Many and especially the larger chain hotels have a centralized aircon system ...
Nightingale hospitals will become essential if they continue with this policy. And I'm on the verge of cancelling my trip for a few more months having now put it off since March of 2020 ...