After all these years, and growing up with Windows 3.1, I have seen an entire evolution of computers and software. Touch screens and large resolutions were a pipe dream just 15 years ago. Now it's the norm. Going from a Packard Bell (yes, before HP) that couldn't run 3D Ultra Mini...
You can move in the air, which is helpful when the arrows start flying.
Watch out for sharks coming up from underneath.
If you've had a power-up for a while, don't bank on it lasting much longer. Don't task the risk.