Earth by David Brin and Ender’s Game made some predictions in this area

I vaguely remember “The Nets” in Enders game but not how they functioned. What about Card’s portrayal did you find prescient?

	▲	eucyclos 19 hours ago \| parent [-]
		Card's idea that everyone could publish and excellent voices would be amplified was correct in premise, though it's conclusion was completely off. Classic XKCD parodied it brilliantly IMHO: https://xkcd.com/635/