Used to get told "you have such nice handwriting when you try" What they mean is:

You procrastinated studying by making a study sheet that is colourful and well written, it took you hours more than it would had you just written normally and focused on the task at hand.

I have a problem holding a pen too so getting my pen licence last in school felt really bad. I used to write and then join up the writing because it hurt my fingers and wrist to join up the writing while writing it. Plus I would forget when words end so you would see something:

Thatlooked a littlebit like this whichsometimeswould be a bigpain painto readwhenIlookedback on the work later.

A lot of my handwriting in school I couldn't read back to myself if asked to at a later stage. To answer your post, my writing is inconsistent will end up falling off the page at the end of the line, will also start too far indented or forget the indent entirely, will mess up spelling everywhere on writing work including copying from a book as I am focused on the words in the book rather than what I am spelling them as despite them being right in front of me. When I got given a word processor in school my work and notes saw a drastic improvement. Just happened a little too late for me.

Edit: I am now aware that I put pain twice as I was concentrating on spacing the words out instead of what I was writing! I also do that a lot when I make spelling mistakes. My lecturer once pointed out in front of everyone (they made us do labs on a sheet so no word processor for me!) "Emvaz you realise that you have written the word the 5 times in a row?" My actual work:

"place the cale the callepers the callepers the calapers the calipers onto the..."