I think the order of the tools is a little confusing, at least on my machine:
![](https://uploads.gamedev.net/forums/monthly_2020_06/5d2d9acfb94141c09036b47982f2892b.image.png)
Magnetizer should be before Gear Cutter and Gear Cutter before Engine Assembly, which should be before Automobile Assembly.
Also, while I like the new “Earnings” information, it seems like factories, existing before the update, are not included there.