Ah, I guess Google just didn't like the GPLv2 licence attached to the Liberation fonts, and paid for them to be re-licensed. That's a bit of a shame, I'd been

Ah, I guess Google just didn't like the GPLv2 licence attached to the Liberation fonts, and paid for them to be re-licensed. That's a bit of a shame, I'd been looking forward to having a wider set of Free fonts but the Liberation family is not a thing anyone would choose to use if it weren't for the metrics-compatibility.