"User upload platforms, such as SoundCloud and YouTube, are taking advantage of exemptions from copyright laws that simply should not apply to them," wrote Frances Moore, boss of industry body the IFPI, in a July blog post.
Paul Everitt, boss of industry body ADS, sounds worried and muses: "The aerospace, defence, security and space industries will work with government to minimise the negative impacts of the decision to leave the EU".
Mike Hawes, the boss of car industry body the Society of Motor Manufacturers and Traders, said it was crucial that the government supported the development of electric car technologies and attracted the major battery manufacturers to the UK to prevent the industry, which supports 814,000 jobs, from being damaged.
Mukesh Ambani, the boss of Reliance Industries, one of India's largest conglomerates, makes sure that he is briefed on people he is about to meet, and asks them about their interests.
On June 6th Mukesh Ambani, the boss of Reliance Industries, addressed an auditorium in Mumbai watched by his glamorous wife in the front row and bodyguards with oiled submachine guns in the wings.
Silicon Valley may offer an especially extreme case, but the bosses of any industry are insular by virtue of their power and wealth.
On Mitchell's titan-of-industry boss at his first job: "He had that animal's dangerous, false languor in his eyes, a stare that lulled its object into quiescence before, all of a sudden, it attacked.
Top marks to Mike Hawes, boss of the car industry's lobbying group, for his Alka Seltzer effervescence.
Earlier this year Warburg Pincus put up over $100m to buy Source, a European manager of exchange-traded funds, having partnered with a former boss of iShares, the industry leader.
Angela Knight has admitted she will leave her job as boss of the power industry's lobby group next week with the sector's reputation still badly tarnished.
The boss of British music industry body the BPI has claimed UK labels make less money from YouTube than from vinyl sales.
