So it is a summary according to :
https://coin.dance/nodes Bitcoin core nodes 4116
Bitcoin classic nodes 803
Bitcoin XT nodes 155
Bitcoin Unlimited nodes 58
They're all working on the same blockchain at the moment. Begging your pardon for my idleness, perhaps you can save me from the chore of finding out myself but ... do all the programmed changeovers occur simultaneously or are they staggered? And are they mutually exclusive? (And I guess, if they are, will they remain that way? But that's just idle speculation)
Cheers
Graham
Do not worry about that.., there is nothing to forgive however I think it's better redirect your question to
someone more appropriate to respond I could give my point of view but this only would be more the result of speculation and it be very limited and approximate.