Question:
OFM is worth it in my book, the thing is, it's nothing like the original obsession and that's a turn off for many obsession fans. you will just have to look at it with different eyes and expect something fruitier, lighter and fresher.
The pear note alone is worth the bottle -i think.

Answer:
To me it smells like a lighter Paul Smith London for men and yes, longevity is not that great, but if you like coconut(ish) smelling fragrances it may be worth checking.