Hate to burst your bubble if you wanted a Renesis powered Mazda6 when you "grow up". :D

"In the past we put rotary engines into all our passenger cars but now we realise that was a mistake," said Mr Katabuchi (Mazda's advanced concept design manager). "Rotary has a unique character that's more suitable for sports cars and I believe the most appropriate use for rotary technology is in sports cars."

Interesting article on future developments for Mazda here. (http://www.editorial.discountnewcars.com.au/mellor/mellor.nsf/story2/D37CF2E9D87498A5CA256CB6007C3918)

And the short version (for the impatient)

RX-8 coupe - July 2003
Mazda3 sedan/hatch - January 2004
Mazda9 sedan - 2004
MX-5 roadster - 2004
Tribute - 2005
Mazda6 MPS - 2005
RX-7 - 2006

Note that the dates indicate estimated arrival times, NOT model years.