Cryptocurrencies
Cryptocurrency calender – https://coinmarketcal.com/
Twitter
Peter Brandt – https://twitter.com/PeterLBrandt
Willy Woo – https://twitter.com/woonomic
Tuur Demeester – https://twitter.com/tuurdemeester
Useful blogs
Retireby40 – https://retireby40.org/
Kronantillmiljonen (Swedish) – https://www.kronantillmiljonen.se/
Snålgrisen (Swedish) – http://snalgrisen.blogspot.com/
10årsplanen (Swedish) – https://10arsplanen.blogspot.com/