It's not the middle earners though. It's the top few %.
I've got no idea of your situation, but if you are worried that you can ONLY pass on £500k tax free to family, then that puts you in an incredibly fortunate situation.
I don't put you in the same category as this man, but it's worth watching to see just how committed he is to thinking his £80k earnings was nowhere near the top 50%, never mind top 5%.
The man claimed he was nowhere near the top 50% of earners in the country - despite his very healthy annual income. A clip of his rant on the BBC show quickly went viral last night.
www.mirror.co.uk