> This is the same type of conspiracies that the right is accused of having. Was there anyway that he could have announced he was boycotting the inauguration and it wouldn't be taken this way by some?

Yes. He could have accepted the results of the election and not promoted conspiracies.

His supporters were literally talking about that exact scenario in the replies

> His supporters

All 70 million?

You don't need 70 million people for organizers on Parler to be dangerous.

Just because someone voted from Trump doesn't mean they support him.

He could specifically say there will be a transition to a Biden administration, not just a "new" one, which Capitol storming types have decided means a Trump-Flynn administration, after ousting the traitor Pence. They are continuing to have these fever dreams.