Here is a run-down from my spread-sheet I keep in my 8,000 miles of car ownership:
Problem Days @ Suabru Mileage
Purchase 0 148
Rear Differential 7 150
O2 Sensor 1 2301
Transmission 30 7214
Clutch Problem 0 7321
Clutch Problem 0 7380
Clutch Problem 0 7412
Clutch Problem 6 7650
Clutch Attempt 1 8 8000
Clutch Attempt 2 6 8016
Everything has been deemed "defective" and replaced under warranty. They are in the process of replacing my car or refunding my money now.
UPDATE: After 54 down days, getting my old car back. BUT, Subaru is looking to replace it with a spanking new one.