Selling a VIC 20

Hi,
My grandparents are cleaning out their old things, and have come across a VIC 20 computer. They don't want it anymore, and I was just wondering if it would be worth it to sell or if they should trash it. Thank you!
My grandparents are cleaning out their old things, and have come across a VIC 20 computer. They don't want it anymore, and I was just wondering if it would be worth it to sell or if they should trash it. Thank you!