Whenever I push the letter Q on my keyboard (except when I'm typing the pinyin for a word), the computer says the word outloud. I think this hotkey is really useful (unless I'm glitchen)?

Are there anymore hotkeys the Skritter team would mind sharing with me? ='D

Be well
勇氣

From the FAQ:

Tired of clicking the toolbar buttons on the study page? Use these convenient shortcuts to speed up your practice.
Left arrow
: back
Z, W, or /
: undo last stroke
X or .
: erase
S, L, or up arrow
: show
V, M, or down arrow
: correct/incorrect
D or K
: open and close word popup
Space, enter, or right arrow
: next (For pinyin prompts, enter checks input first, then goes next.)
1-4 or 6-9
: input grade and go next (For tone prompts, 1-5 and 6-0 input tones instead.)
A, Q, or '
: play the pronunciation audio
C or ,
: cycle the word-level grading
E or I
: show the mnemonics
F or J
: show the hidden readings
R or U
: toggle word star
Shift+A
: open Quick Add (works anywhere, not just study)
Ctrl+Alt+F
: toggle framerate display