As Julia summed up, "a listing is for life and not just for Christmas." It is important that listings are done at the right time and in the right way; and in a manner that acknowledges and respects the values a company has – and wishes to retain.
As recently as last December, Boris Johnson hosted a session with the bosses of some of the top Tech firms in the UK, Kristo attended on behalf of TransferWise. It was clear that it was important to the UK government that companies like TransferWise list in London.