https://www.theverge.com/24191080/canva-ceo-melanie-perkins-design-ai-adobe-competition-decoder-podcast-interview

Long read, but interesting (you'll need to deploy your buzzword defenses; mission pillars, touchpoints, cupcakes & icing...). Nothing specifically relating to contributors to either Canva or Adobe Stock, but insight as to where the graphic design tools business is headed

The true is that the only agency in which blood still flows in the veins is Adobe Stock.