Can you explain a little more? Maybe add some screenshots? I think you mean if someone does: ?????????????????????????????????????????????????????????????????????????????????? it will not hide or break it but that can easily be done via CSS.
SorryI explainedwrong, myEnglishis very badbecause it occupies thegoogletranslator I mean inthe text fieldthere is nocharacterlimitand thereforeone can writetextthat isvery long anduncomfortable (on news feed)