I have used the top American fill method for almost five years now. Debating as to whether I wan to make the switch to German method. I found this kit on ebay which looks dummy-proof. Any thoughts. I cannot post the link so just do a search. Thanks.
DIY Ink Refill KIT System for Canon PGI-220 CLI-221
DIY Ink Refill KIT System for Canon PGI-220 CLI-221