These all credited on the hour for me:
#1034349 Paid Signup: MyThoughtCounts (posted 12-28-07) 0.70 Credits 12/28/2007 Paid
#1034341 Paid Signup: Lysol Food Surface Sanitizer -MID- 0.35 Credits 12/28/2007 Paid
#1034324 Paid Signup: CyberDefender - Free Virus Scan 0.50 Credits 12/28/2007 Paid
#1034315 Paid Signup: Lantus 1.50 Credits 12/28/2007 Paid