Maybe, since he's got developers from over five different time zones, that in order to confirm that he has received data from all of these developers, he has to accommodate for the difference in distance in time in regards to the Earth's orbital patterns. Thus, a weekend that would span almost the entirety of the rest of the year.
This could also account for certain time discrepancies. For all we know, he could have announced that he had finished making Space Quest 7 five years ago, and that we have to wait another five years from this date in order to see any screen shots.
Keep your hopes up fellas! Only 1,560 Real Earth days to go.
Yep, I'm bored.