Now this video got me a little excited cause I have a wireless drill lying around.
They are good if you work with them every day but if you don't, one must remember that there are only so many charges to a battery, one could make. If you don't use it, the battery just dies and has to be replaced.
Having a good old fashioned wired drill is more reliable.
Here is something one can use an unused battery drill for and if you are by a running river or surrounded by wind, you don't even have to crank it by yourself.