Steve has 3 unxhausted planets, having a combined resource output capability of 3.
Each one of those planets also has a unique Technology Specialty; one in each color.
He also has 3 Trade Goods.
There's not enough of a total resource output, even with the discount of 1 in any of the three technology colors, to purchase a Technology.
Steve performs no action.
Everyone has completed their actions related to the "Technology" Strategy Card, Melissa turns it over making it "inactive".
Since Nicholas has "passed", Steve is next.