Bernie Sanders has predicted the same thing months before the election. Of course, conspiracy theorists have taken this as evidence of a plot to steal the election.

Write-up about the incident: here. (The account was unbanned after a week.)

There's a Czech saying: It's never so bad, that it couldn't be even worse.

System.InvalidCastException: [Type] cannot be cast to [Same type]

Of course, this means that a particular assembly (DLL library) has been loaded from code twice.

Text of the verdict

• The first which came to my mind was the fan video of 'the Lord of the Rings', accompanied with 'Ghost Love Score' music.
• The second was the Lucie Bílá song 'Láska je láska' ('Love is love').