Why would anyone want to avoid the panopticon if what they are doing is legal? Leaving a trail of metadata on everything you do is just not always desirable.
In terms of privacy, I don’t see using Monero as different from using Cash.
I think the caveat here for people doing something legal is the questionable future status of crypto. Countries have completely outlawed holding them before, I’d rather just not have it tied to my name if there’s any risk of it becoming illegal, if there were a feasible option.
Sure, I just mean that you don't need to directly do the payment in XMR. You can use monero to hide the provenance of your BTC/ETH/something faster without having to go through the pain of proving an XMR transfer.
In terms of privacy, I don’t see using Monero as different from using Cash.