Part of the reason may be the advent of online. It is much easier to offend people online than in person for several reasons: 1. You do the offending in public

Part of the reason may be the advent of online. It is much easier to offend people online than in person for several reasons: 1. You do the offending in public 2. You can not get and give immediate feedback on how what you're saying affects your counter-part 3. What you say is carved in stone