We saw the potential in buying buy to let properties decades ago.
I will try one more time.
First of all, just as an aside, healthcare is not free. That is nonsense and misleading.
But please, on an individual level you have done well with your investments (as it stands now). That is wonderful.
But consider, and it is not hard to do this at all, the societal problems if out of our nation of 66,000,000 roughly 13,000,000 people hit an age when they are unable to work or are denied work because of their age - without sufficient income to survive.
That is what we are facing.
And again, it is great that your hard work and shrewd investments paid off, but you must understand that unless you leave the country, you will be part of the society that will be affected by this development.
We can propose some different ideas about how we (including you) will be affected, but affected we (you too) will be.