Within google sheets (not API) is there a way to assign a cell's comment to another cell in a formula?
Within google sheets (not API) is there a way to assign a cell's comment to another cell in a formula?
No, I don't think there is a formula to access a cell's comments. You could write a custom function with Apps Script though, using the setNote() method.
https://developers.google.com/apps-script/reference/spreadsheet/range#setnotenote
https://developers.google.com/apps-script/quickstart/custom-functions?hl=en