原因係 難睇嘅字體減慢佢哋閱讀速度 令佢哋要落多啲苦功 要花多啲時間諗下佢哋到底寫乜嘢 要多啲時間去理解
The reason is that ugly fonts slow down their reading speed, make them have to work a little harder, spend a little more time thinking about what they are writing, and take a little more time to understand