I think advertising was inevitable for this platform. It is highly surprising that this was not introduced with a new groundbreaking model or new service as a form of justification.
Logically it seems they either have strategised this poorly (seems unlikely), they are under immense immediate financial pressure to produce revenue (I presume most likely) or there is simply no development on the horizon big enough to justify the shift - so just do it now.
Logically it seems they either have strategised this poorly (seems unlikely), they are under immense immediate financial pressure to produce revenue (I presume most likely) or there is simply no development on the horizon big enough to justify the shift - so just do it now.