the only people who know any form of time scale is those at the top of the NDS security chain. when it happens, there will probably be a new wave of receivers soon after, just like when cable went off, and the kryptview and starview receivers came around, but these would probably be expensive, and still not guaranteed
this has been 'coming' for around a year, and tbh i expected it around mid october, as it would then give people and sly enough time to subscribe and get installed for xmas, but now, in the back of my mind, april 6th seems to be a nice date, as its the start of the next 'tax' year, and a new surge in subscribers would please shareholders