HS2 blew billions - here's how and why

BBCThere is no shortage of places to start when trying to make sense of what went wrong for HS2 and how for around twice the original budget we’re getting half the line that was planned.One starting place is the name itself - High Speed 2.Nobody wants a slow railway. But was it ever wise to build a super-fast one?HS2’s journey began in the 1980s. Rail experts looked across the channel at France’s new high-speed…