I am looking at putting a MCE OptiBay Hard Drive in my MacBook Pro and fill it and my 100GB HD with 2 500 GB HD. my question is more on the MCE OptiBay. who all have done this and can i hear what you like and do not like abut it. i am wondering abut how loud it will be, how hot it will make my MacBook and if my book will go back together flush and not even tell that there are 2 HDs in it. i know i will loss abut 15% Battery life, i dont really care abut that my battery only hold 60M charge anyway. any help you guys can give me would be grate.