"Active-low" in logic circuits

[moonwalkermh]

Why is it that manufacturers always use the active-low logic, and not active-high logic?

 

[enzo matrix]

Not sure. But since NAND gates are more commonly used, it saves me from having to invert the output again before wiring it to the active low.

 

[popatim]

reliability and safety

 

[enzo matrix]

reliability and safety

Care to expand on that?