We've been 'close' to achieving fusion power for 50 years. When will it actually happen? 

 We've been 'close' to achieving fusion power for 50 years. When will it actually happen? 

https://cdn.mos.cms.futurecdn.net/9CF6Q4GXZezPEjRUfaFnH3.jpg

https://www.space.com/when-will-we-achieve-fusion-power