Insofar as the heavens manifest computers. Though I suppose we can treat that part as pure poetic frippery. Of course, if we do that, the quote also applies to high-speed cargo rail.
I'm not sure what Aquinas would make of the idea that one perfection of God is "high-speed cargo rail-ness". Computers are a lot more like gods than trains are; hence Leibniz's monadology, which is about both God and computer programs. A similarly compelling metaphysics involving trains instead would be kinda hard to pull off, I imagine.
Here's the new thread for posting quotes, with the usual rules: