most of them aren't really at fault. they are just poor newcomers who entered a big market and were suddenly bombarded by a huge wave of advertisement which were promising them riches beyond their wildest dreams so they ended up buying a ton of useless tokens which have been continuously losing value
It is true we couldn't blame them and even those who have been in the industry for so long also falls for those sweet promise's,
So what more for those who are only new and they have heard so much great stories about Bitcoin so they would believe that it could happen to any crypto.