I print.
My written notes look similar, but the data is transferred to a computer spread sheet.
Year 2015:
It makes things incredibly easy to sort or look back at past years, search, etc. There were only two reasons why I bought a PC in the beginning: email and plant data storage and organization. I didn't even have a digital camera for several years after.
And FYI, an easy way (if you don't already know) to have two sheets on your screen at one time:
1 - windows key+right arrow reduces the window to the right half of the monitor
2 - windows key+left arrow reduces the window to the left half of the monitor