The “Jobs-less” Apple keynote from the MacWorld expo will take place today (January 6, 2009) at 12 PM EST. Good places to “watch it” include Engadget, GDGT, Gizmodo, TUAW, and TechCrunch. The hottest topics on the rumor mill include: an entirely DRM free iTunes library, variable song pricing on iTunes, direct song downloads to iPhones…