If you're more comfortable with it, that's great. To someone who's not already comfortable with it, points="0,10 20,10 10,0" is a lot more obvious than d='M0,20

If you're more comfortable with it, that's great. To someone who's not already comfortable with it, points="0,10 20,10 10,0" is a lot more obvious than d='M0,20h20L10,0'