To be fair, this seems like a dishonest account of the situation. My understanding is that being "charged" in Sweden normally happens later in the process than in the USA/UK, so the fact that he wasn't "charged" isn't meaningful.
The original case was closed since the prosecutor didn't expect a conviction because Assange was hiding under a rock.
> No it hasn't.
IIRC, a couple of the less serious crimes expired but the most serious one remains prosecutable.
The rape charge is the one that's still prosecutable, but he'd previously faced allegations of "sexual molestation" and "unlawful coercion."
https://www.bbc.com/news/world-europe-11949341:
> August 2015 - Swedish prosecutors drop their investigation into two allegations - one of sexual molestation and one of unlawful coercion because they have run out of time to question him. But he still faces the more serious accusation of rape
Edit: This article clarifies the meaning of the other Swedish allegations by quoting them in detail: https://www.rollingstone.com/culture/culture-news/julian-ass...