AVOlio wroteI very much doubt it.
I mean ogero might have been unprofessional during a very long time, but this much? I don't think so, I think they surely counter measured this, in some way that you can't use ur username in 2 places at all, add to that simultaneously.
Surely every username/ every Lumber works only with its relevant landline phone number.
If ALL of that is true, why would they be so reluctant to give the passwords of unlimited connections? Maybe it wouldn't work simultaneously, but perhaps it is opened for exploit somewhere.