You will get HUNDREDS of ideas of "
what it's like" if you take the time to trawl through this massively long thread in its entirety.
However, to take up slightly less of your time, it would be
Best to arrange an appointment to have it done at Gatwick . . . . . . only then will you really know
The opinions you will get on here are worth precisely NOTHING when it comes to decision making about YOU at the Belgrano.