Leading firms have faced criticism for their role in cases, including the Post Office Horizon scandal, but profits keep rising, writes Chris Blackhurst T op law firms are doing nicely by behaving badly – safe in the knowledge that someone else will pick up the tab. Major practices lambasted for shocking breaches of ethical rules are avoiding financial penalties, thanks to their professional insurance. As a result, their conduct is going unpunished. Worse than that, they are enjoying booming