PayPal is great for buyers with bad intentions. Beside that, using PayPal is like you are extorting yourself by paying high fees. It just doesn't make sense. Bitcoin is better in every aspect. With Bitcoin you as seller are also protected. No one can charge back on you.
i think it depends because these two have their own advantages and disadvantages. it also depends on the transactions that we are going to do. just a kind reminder, we have to be careful of scammers and fradaulent transactions.
Absolutely every service must have its own advantages and disadvantages. There is currently no service that is really perfect. One of the current weaknesses of bitcoin is that it is easy to use for criminal activities because all transactions are so easily manipulated by making multiple wallet addresses.