The comment suggested email for payment, not an extortion accusation (i know accusation is bit too much of a strong word, i couldnt find anything better) Plus,

The comment suggested email for payment, not an extortion accusation (i know accusation is bit too much of a strong word, i couldnt find anything better) Plus, they did get blasted just because the email was made public. To me, that shows that they wanted a more private channel.