Thank you very much, very interesting the Etcher open source software. I will also try Software them out in the old iMAC. I always had good experiences with the 2TB SSD 870 EVO SATA 2.5 from Samsung approx. 500 MB Spreed Read / Write. I am newby here at Vivaldi and now switched to Vivaldi browser. How can I share your post in my blog, let me see how I find a solution? Maybe a link to your Post.
All the best and good luck. WEBlink