Do you mean due to time constraints or because you don't have a Windows 7 license available? If the latter is the case, would it help if I were to donate one?

I can confirm the described issues, happens on my system too. Doesn't really seem hardware dependent. System specification: Intel Core i7-3930K, Asus Rampage IV Formula, Corsair 4x 4GB DDR3 1600, Palit GTX780 Super JetStream, Creative SoundBlaster ZxR, Samsung SSD 830 128GB & 840 Evo 1TB. OS is ...