Few questions about ps one modchip?

[NooK]

1 - Does ps1 modchip found in ####://playstationmods.com/ allow me to play ntsc games without getting a black and white picture?

2 - Which one is better, the modchip or the bootloader v2.0 cd? And what is the difference advantages and disadvantages between them?

3 - Is this the best ps one modchip or does anybody recommend another one?

4 - Which one is better, game enhacer or ps one bootloader cd v2.0

Thanks a lot