Sony Upconvert Connections Direct Tv Should I Junk My Progressive Scan Player For An Upconvert Player Or Wait For Blu-Ray To Come Down In Price?

Should I junk my progressive scan player for an upconvert player or wait for Blu-Ray to come down in price? - sony upconvert connections direct tv

I have 5 years 51 "Sony Wega rear-projection HDTV w / 1 DVI output. I have a / HDMI-DVI I currently use for my cable box. I am willing to communicate with my cable into the cable exit component is a shaft connected to my DVI for upscaling and a Blu Ray.