I’ve seen someone mention SCB Easy gives 2.5%. It’s an online savings account from which you can instantly take out the money. Best ask your Immi Office whether they accept this.
Just leave the money in the bank and write it off as your entrance fee to Thailand. Tell your wife you keep it there for her security if something happens to you and she’ll be eternally grateful.
Some people ‘feel’ the strangest things. I feel I am the democratically elected president of the bright side of Jupiter. Will you address me as Your Excellence? 🤣