Corporate travel has always had an eye on the future and a propensity to get a little hot under the collar for whatever this year’s ‘game-changing’, ‘revolutionary’ tech is. Be that wearables, voice interaction like Amazon’s Alexa or, whisper it, the blockchain.

Perhaps naturally, this is often the focus of industry press — after all, zeitgeisty terms almost guarantee clicks and shares. In all these examples, the focus is very much on incremental improvements to the end-user's experience. However, you hear much less about the vast system underpinning it all: the GDS. So, what are the GDSs doing to innovate?