The slide in support for it is quite telling.

' Since September 2021 (the last time the country was equally divided on the issue) there's been a sharp jump in the number of UK residents who say they'd rather be a member of the EU. About 58% of those polled now say the UK should remain in the bloc. '
qz.com - Brexit polls support popularity EU UK

I'm not sure what kind of freeeeedom they thought they were going to get, but it isn't much of anything about 'new jobs' or 'better economy', that's for sure.

Fareed Zaharia in WaPo:

' This week marked the third anniversary of Brexit, and it coincided with a grim verdict from the International Monetary Fund: This year, the British economy will do worse than all of the world's major economies ' including Russia. The 2016 vote to leave the European Union marked the symbolic start of the wave of populism that has been coursing through much of the Western world ever since. It was a conscious choice by a major country to have poorer economic relations with its largest market. '
Everywhere you look, Britain is feeling the pinch, from a shortage of workers to small companies struggling to send their goods into Europe to reduced traffic on the Eurostar train between Britain and Europe. Bloomberg Economics estimates that British GDP would be 4 percent higher had it stayed in the Europe.'

Great Britain is on the verge of becoming 'Little England', another small country with an outsized past.