Keep playing, it gets better. The purple laser diminishes in importance - you get more balls faster than you get more lasers. And the bricks get stronger with

Keep playing, it gets better. The purple laser diminishes in importance - you get more balls faster than you get more lasers. And the bricks get stronger with more opportunities to find loops. By the time you're at level 30 or so, the lasers are doing about 15 damage, and the bricks are strong enough to start planning your routes.