I'm harly a member of the "ENIAC/Mauchlyite
crowd" (in fact, I used to not
have a good impression of them at all), but I thought Haigh et al made a
pretty good case.
Here's Prof. Haigh speaking on ENIAC at VCFMW last year:
https://www.youtube.com/watch?v=0O0pKPzJjEY