I suspect that you're right and possibly because of the following reason: they've had a lifetime of outsize results. They were always the fastest, strongest, go

I suspect that you're right and possibly because of the following reason: they've had a lifetime of outsize results. They were always the fastest, strongest, got the girl. Now comes along either a normal ETF with average returns, or the promise of outsized ones sold as insider tips between experts. It'd be tempting and in-character to swing for the fences.