True, it's not for everyone. However, don't you think that with advice like this, even newbies who could handle self custody very well might not even want to go for it because they saw a post advising against it? My concern is not even about people who chose to use centralized exchange to hold their coins, I do not care about them, let them deal with their decision but people I feel concerned about are those newbies that maybe wants to seek for advice about the best method to hold their coins and then they will be swayed to use exchange meanwhile they can handle self custody very well only if they are thought to do so.
The thing is any decision in life one makes
They should be prepared to enjoy both the strength and weaknesses.
It's better they learn first about what they are getting in to and if it aligns with their goal.
Not everyone are in Cryptocurrency for privacy or having control over their funds
Some started with just to make money but as time goes on they realised the importance of money you can spend
Without fear of been held or waiting for days of approval.