For the person who started this thread, who wanted to defend his wearing of techeiles, this article by R’ Chaim Twerski is a good place to start:
http://www.tekhelet.com/pdf/tw01.pdf
There is also a great sefer from R’ Shlomo Yaakov Teitelbaum called “Lulaos Techeiles” but you have to buy it. Zundel Berman has it for $14 here: