VOICED: California: legalizing marijuana not just for hippies

The transcript discusses the THC Expo, the largest cannabis industry gathering in the US, showcasing various products from planting to consumption. It highlights the economic potential of the cannabis industry, valued at $16 billion annually, and the push for legalization. Concerns about corporate dominance and the potential $1.5 billion tax revenue for California are also addressed, emphasizing the need for careful regulation to protect small businesses.

What is the significance of the referendum vote mentioned in the text?

What concerns are raised about corporate involvement in the cannabis industry?