> Growth has slowed to a crawl (just over 1%)

So like France and Germany?

> “take back control” slogan now sounds hollow when irregular immigration is still higher than ever.

1. Take back control was about a lot more than immigration - it was primarily about regulation. 2. It has stopped EU immigration which was far larger scale than illegal immigration and there was no way of refusing to allow people in or removing them.

> most of the promised benefits haven’t materialized

Nor have the costs. The government predicted an immediate severe recession if we so much as voted for Brexit, let alone implemented it.