[gaudat]

They are not in English. The old one is HKGolden while the new one is LIHKG. I think a similar pattern of movement happened from PTT to DCard too. I think these all have a Wikipedia page, and I hope translation tools work well enough to make them understandable.

[Inocez]

To be honest, the pattern is not quite similar. The main reason for PTT's decline can be boiled down to political issues. The PTT operators were unable to effectively deal with the issue of water armies, resulting in a decision to halt new user registrations for nearly three years.