They Might Have Had Asperger's Syndrome
Asperger's Syndrome, in brief, is an extreme difficulty in meeting, and being attractive to, other people.
Asperger's is also coupled with an extreme fascination with unusual subjects.
The female ( played by Emily Blunt ) complains of this.
I remember the extreme difficulty I had in meeting women.
I recommend the reader browse Asperger's Syndrome.