"We can shape how you want sound to exist in a space... It's really a case of having to unlearn what you thought you knew."

Reinventing the loudspeaker is one thing. Testing it out at a U2 gig in The Sphere in Vegas is another.

Natalia Szczepanczyk of Holoplot talks with Debbie Forster MBE about how their groundbreaking firm managed to change how we think about sound in large spaces, and what other startups can learn from their meteoric rise and approach to innovation.