ETH 2.0 launch, What happens to ETH in my wallet?

What happens to my ETH when ETH2.0 launches?

If I have 10 ETH now

  • Will I have 10 ETH and 10 ETH2.0 after ETH2.0 launches?
  • Will metamask take care of this for me and show 10 ETH and 10 ETH2.0 in my wallet?