There are three main reasons for this. Firms rely on rolling out products across Europe; many technology companies rely on developers from all over the EU; and there is a concomitant fear and uncertainty which will curb investment pouring into the capital's tech scene.

We are dealing in unknowns right now, but certain legal and regulatory structures could be mentioned, such as EU laws around data protection by which firms were formerly bound, or the European Commission's attempt to establish a 'Digital Single Market'. 

Read the full story at ibtimes.co.uk