The big difference, of course, is hardware will never be free [as in free beer].

当然，在硬件上最大的区别就是永远不可能免费，就像让啤酒免费一样。

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Earlier variations were less organised: in 1898, enticed by free beer, 20, 000 drunken Denverites ravaged the Bison Barbeque.

如今的活动形式在1906年就初次定形了，但在那之前的活动却缺乏组织纪律：在1898年，2万位丹佛人被免费的啤酒灌得酩酊大醉，便大闹美洲水牛烧烤店。

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It is well known to enthusiasts that a glass must be "beer clean" -free of any grease or skin oils, including fingerprints-to support a good head of foam.

很多热衷者都知道，要想倒出一杯漂亮的泡沫满满的啤酒，他的杯子必须做到“啤酒干净”——也就是说不能有一点儿油渍或者皮肤的油，连指纹都不能有。

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Baltika also plans an alcohol-free beer, catering to the growing minority who distinguish social drinking from stupefaction.

ECONOMIST: Russian beer

But two things it's not: It's not always free (as in free beer), and it's not always easy.

FORBES: Magazine Article

So was free beer the reason why Bohr was able to make great strides in developing quantum mechanics?

FORBES: For Winning The Nobel Prize, Niels Bohr Got A House With Free Beer