Let's atart again, and please ignore the 61 vs 76 debate...the Tyros4 has 61 keys, like it or lump it.

It also has all these great features, that Donny had [posted at the beginning of the thread.

Hardware
Double Wave Memory 512Mb ROM
Faster processor - So it's faster in navigating and tighter in sound
Flash memory - instead of the DIMMs
VH2 - new vocal harmony technology and Synth Vocoder
XLR Mic input
Software
Slightly changed Organ Flutes GUI with the inclusion of a Euro type
Drum Mixer - make and balance your own Drum Kits
Wave Cycling - For vocals
New Vocal Harmony Interface
'Ambient' Sampling
Improved SA2 voicing technology with additional layer.
SA2 Voices in Styles

Content
Better Pianos - Using CLP technology including Key off and Damper samples.
new Strings - 70 piece Seattle Symphony Orchestra Mega.
new Orchestral Brass - highly dynamic
new Tuned Percussion - Glock, Xylo, Marimba and Vibes (with motor on)
new Mega guitars - telecaster with Finger and Plectrum
new Drums - Real Brushes and Real Drums plus 4 Dance Kits
SA2 Celtic Violin
SA2 Jazz Violin
SA2 Ballad Soprano Sax
SA2 Pop Soprano Sax
new Organs - Vox continental and Wersi Helios included
new Synth Voices - from Motif XF
new Classical Choir - Men and Boys Choirs. Very expressive with the ambience of the Cathedral
new Gospel Choir - Various articulations and Ad libs
new Pop Vocals - 4 session singers, 2 male and 2 female.
Singing many dynamics and many articulations. Wave cycling enables this to work

500 styles, many completely new.
All styles upgraded with new voices including SA2 voices.

plus more...

the sound is the biggest upgrade we have ever offered.

It appears it has been shown in the US already.
http://www.ocala.com/article/20100915/articles/100919797&tc=yahoo?tc=ar

The sound quality of the video is pretty bad.

It was seen at Yamaha Canada headquarters last month, and it was a real mind blower.

I hope to have one here before Christmas, and more hopefully, at the end of October or early in November.

Ian