Qhat is your ipponion avput tiping woth closed eyes=
it shouldn't be a problem. keep your 8 non-thumbs resting on ASDF JKL; and learn to type from that position, and, in addition, get used where the guide bumps are on your keyboard, which is usually F and J, to help you find the resting position without looking. Once you get that touch-typing technique good, it's actually great to type with your eyes closed, when you're concentrating deeply on what you're saying and typing