Some Random Guy
Striker
It's may be less a case of being long enough and more a case of production costs.That's probably why the won't release one for a while yet, as they probably think it isn't old enough to re-release.
In my experience PS2 emulation has only became manageable on an average PC over the last 3 or maybe 4 years (longer on higher end rigs obviously).
I was emulating PS1 games without issue on a £400 i3 laptop over a decade ago.