Reply To: Not writing on Chol Hamoed, what about posting in the CR?

Even if it is considered writing (actually there are a number of pixels which the human eye cannot differentiate) It will be erased after you post. See ????? ??? ?????? ?”? ?’ ?? ???? ??? in the name of Rav Shlomo Zalman Auerbach regarding writing on on a blackboard with chalk.However, there are those who disagree (regarding writing on a blackboard (ibid) but maybe a computer screen is easier for the above reason.