Here's a historical example as to when the market was...

Here's a historical example as to when the market was 'overvalued' & 'due a correction' for 3 years.
At what point would you have gone short?
Because IMO we're probably half way through a similar scenario.

Now imagine if you'd gone short at the start of 2006 with a leveraged ETF product & the correction didn't happen for another 18 months.