Sony now have 25% of the full frame market in europe, 95% of which is mirrorless models. They only released the a7 3 years ago, with no lens ecosystem, whereas canikon have had FF bodies for 15 years, and a massive established userbase of their lenses. How did this happen?
https://lensvid.com/gear/lensvid-exclusive-sony-interview-photokina-2016-a99-mkii-and-more/Is it time to pack up and migrate to Sony?