I have this recurring thought that every task I do seems to take either 10 minutes or 3 days and I never really know which it will beforehand. Of course that's

I have this recurring thought that every task I do seems to take either 10 minutes or 3 days and I never really know which it will beforehand. Of course that's an exaggeration, but I've always found software time estimation to be difficult compared to actually writing the software and usually not very accurate.