It's not clear from the article, but if Elliptic was able to follow the funds even through wasabi, then that would be argument against wasabi. 

nout

247bf84fda

According to Elliptic, the funds were laundered through darknet markets like Hydra and privacy-focused Wasabi wallet.

bitcoin

Hackers Move $3.55B Worth of Bitcoin From 2016 Bitfinex Hack | CoinDesk

cryptocoin

> According to Elliptic, the funds were laundered through darknet markets like Hydra and privacy-focused Wasabi wallet.

Nice validation of Wasabi doing its job.