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...
Work out how the gravity affects your jumps in the early stages so you know what to expect later on.
Check the map often in the Adventure mode to see where you've been.
Sometimes it's worth a sacrifice to get to the checkpoint.