- no vaseline filter
- possibly graphic effects like 3D
- fast forward, slow down
- no cart plugging the slot
- one less sd card to manage
- no cfw killing reboot
- no clearing mset profile
- button mapping
- free, no wait time for delivery, no CC info to shady companies
- maybe dsi support
- probably more advantages I haven't though of
I think a 804mhz arm11 could emulate a 66mhz arm9, but that remains to be seen if someone takes a shot at this.
I really don't know why people get so angry about this subject.
Things have changed since the extra power of the N3DS was discovered. DS emu on 3DS isn't sci-fi anymore.