Overheard at the LFGSS golf club bar

I don't understand - what does this have to do with mortgages and home ownership? People buying homes are paying tax too.

You brought up pensions as some kind of equivalent!

I'm a parasite because I want to rent it instead of sell it?

Yes. There’s nothing productive about landlording and you are actively making other peoples situation worse.
All your disaster scenarios should be covered by social housing (and equally apply to people with only one or even no house).