I got my HeadBlade Sport 3 days ago, and have pretty much got the hang of using it. I get the smoothest shave ever. after showering, making sure that my head is plenty wet so that the HeLove the HeadBlade.
I still am having issues switching hands with the Head Blade, and the ear thing I tend to pull out the MACH 3 as I have to use it on my face too, so not a big worry.
I gave up on switching hands... keep the HeadSlick in the left and feel for stubble and shave with the right! (or vise versa!)