It may be true that they have to abandon it, but they should be very careful to listen to developers on what features the new API should have. Extensions like P

It may be true that they have to abandon it, but they should be very careful to listen to developers on what features the new API should have. Extensions like Pentadactyl keep some of their biggest supporters from leaving Firefox. Having those kinds of true fans is like having free employees that will tirelessly evangelize your product. It's cheaper to cater to them and have them do your marketing than hiring marketing employees.