Does it give an error code # ?
Converse with fellow players
Its cost/time vs reward. The Elder Triggers if you had a full group could be run and make back the badge cost for that run since it was dropping rising badges as well.
I don't think anyone will get banned but it was not an intended outcome for doing it.
What kind of Internet do you have? DSL, cable etc?
If in doubt and you are not sure, submit a support ticket through the site. The GM team will investigate and if they see it as being duping or other non-legal means, they will monitor it and add them and anyone else who was participating to the next ban wave.
I do not mind about the occasional no cast parts as it helps me save money. Typically as long as we get either parts or accessories I can use, I am happy.
It would not be the first time something like this has happened. In Champions Online, they had an auto ban function where if there was enough people reporting you,it would ban you till a gm had time to look. The ones doing it were using it to retaliate against getting reported for either toxic behavior or because them making copyright characters.