Because the "funds for longstay" category must be shown as an international transfer, so Wise will intercept this transfer to ensure it is notated correctly. Mine is usually overnight, but can be up to two days
Super Fund worked for me to get OA visa, and more recently DTV.
Not often proof of pension is required, but I'm guessing that provided you can show the 65k transfer has come from a number of pension funds you should be right. It's usually one of those "depends on the immigration office" things
Sadly the UK government will not look favourably on this arrangement, as many younger women simply use the foreigner to get access to another country, and then they shoot through, but the UK is left having to provide for them. It might work but expect a long drawn-out battle!
Citibank in Thailand no longer offers retail banking. This arm of the business was sold to UOB about two years ago. Similar to HSBC they now focus on corporate and investment banking