In Ironman 1(2008) Obadiah struggles to make a arc reactor small enough to fit his armor. In Civil War(2016) we can see a small arc reactor in tony wrist watch showing how far Tony developed his technology

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image showing In Ironman 1(2008) Obadiah struggles to make a arc reactor small enough to fit his armor. In Civil War(2016) we can see a small arc reactor in tony wrist watch showing how far Tony developed his technology

Beni_1911 on May 7th, 2020 at 08:19 UTC »

never noticed that tiny reactor. Cool detail.

iBleeedorange on May 7th, 2020 at 08:21 UTC »

Tony Stark was able to build this in a cave. With a box of scraps.

AXE555 on May 7th, 2020 at 09:30 UTC »

I think he developed that when he realised he needed something fast and protective like when he made a single use repulsor blastor in IM3