Rinsing the balls before eating them helps remove the salty taste.
Experiment with the angle at which you hold the syringe and how quickly you release the solution into the bath (or how forcefully you push the plunger).
If you decide to try larger spheres, experiment with the speed at which you drop the solution into the bath.
Keep in mind that boba made this way should be eaten shortly after making them. They will continue to harden! balls out