What is the fine-grained topic of the following text: "The argument is that tech is permeating more industries than ever before," said venture capitalist Marc Andreessen at the Wall Street Journal Digital conference in Laguna Beach, Calif.
Last month, Andreessen made headlines for his Tweetstorm critiquing tech startups for blowing through cash, telling them to "worry" about their spending. Only return the topic.
Marc Andreessen's perspective on the impact of technology on various industries and his critique on tech startups' spending.