This is a favorite of mine also. I noticed (even after all the rain we have just received) these blooms are busting out all over.
I think the reason some folks don't notice the odor is it varies with time of day and dryness of soil.
My worst experience was on a frosty October night when I quickly moved some tender plants in the house. I didn't move them back out the next morning and when I came in from work that evening the house reeked like something had died. I searched high and low and finally realized a Stapelia bud had opened in the warmth of the house. Nasty! lol That may be why my husband built me a greenhouse. lol