MERCH Metallica album covers jigsaws

https://www.kerrang.com/the-news/the-first-four-metallica-albums-covers-are-now-jigsaw-puzzles/

MONETISING Stars offer personalized video shout-outs

http://www.metalsucks.net/2019/07/11/members-of-slayer-megadeth-trivium-and-more-are-now-on-cameo-offering-personalized-videos/

INDIE INDUSTRY 2019 report

https://musicindustryblog.wordpress.com/2019/07/11/independent-artists-the-age-of-empowerment/

https://www.forbes.com/sites/melissamdaniels/2019/07/10/for-independent-musicians-goingyour-own-way-is-finally-starting-to-pay-off/