Hack your commute: Learn a language in 20 minutes

For most who grew up in Britain, language learning conjures images of cassette tapes, conjugations and phrases of dubious real-life relevance such as ‘mein Hamster ist gestorben’.
But for those who continue to feel guilt when their international colleagues switch effortlessly to fluent English on a conference call for the benefit of monolingual Brits, there are more modern alternatives.
Duolingo, a free app available on Android, iOS and desktop browsers, offers flexible ways to learn