No idea, Bloomberg is anti vaping so maybe that has something to do with it.
Disclosure: Michael R Bloomberg, the founder and majority owner of Bloomberg News parent Bloomberg LP, has campaigned and given money in support of a ban on flavoured e-cigarettes and tobacco.
Take everything with a pinch of salt, till proven otherwise.;)
ETA:
Would say this sums it up:
Some public health officials also caution that the vaping health scare could benefit cigarette sales.
Edited on 11/1/2019 at 7:12 AM. Reason: eta