Something new to do with Tony Hawk's Pro Skater has been being teased over the past few days. An official countdown on the website seems to indicate that the project is Pro Skater 3+4. Further evidence of this can be found in the source code,

On the Tony Hawk franchise website, a countdown timer ends on March 4 — and fans believe another remaster is on the way.

Although recent rumors and teases point to Tony Hawk's Pro Skater 3+4's existence, one image essentially confirms it.