@stephan_oxman, “a monkey”???????
That’s cockney slang for £500 (https://www.cockneyrhymingslang.co.uk/subjects/money)!!!
Or should I assume Optic Neuritis? As a relapse symptom this can take some time for recovery, so never give up hope. And with your attitude, you should be alright………..hopefully.
You haven’t completed your Profile (head/shoulders, top right), so I don’t know where in the world you are. So my reference to cockney slang may be a bit alien. It’s a language supplement that originated in the East End of London, UK.