To fully rebuild the whole project (U-Boot, Kernel, fs) I'm currently working takes 6 to 8 hours on 8 core i7 and believe me, I've done it may times.. So yes, c

To fully rebuild the whole project (U-Boot, Kernel, fs) I'm currently working takes 6 to 8 hours on 8 core i7 and believe me, I've done it may times.. So yes, compile time does matter sometimes.