Nothing new here, they was the lowest cast guys in some place of India, and:
Gypsies - Metapedia
[Warning, politically correctness filter OFF] Several studies of the IQ of Gypsies have found average IQs ranging from 70 to 83
Many attempts to improve the living conditions and/or integrate the Gypsies into the larger society has been tried. All such attempt have been stated to have been without success.
I checked how the current Gilgit area (pakistan) people look like, here it is, there may be a resemblance in fact:
But that's after 600 or more years the romani left, guys who kept there was mixed lots of times with lots of others.