Because that you are assigning your tokens doesn’t mean that validators will take Charge of your coins. They don’t keep or possess your assets. At any given time a delegator can un-delegate their stake and delegate with other validator. The hardware requirements for your verifier node on Ethereum 2.0 https://financefeeds.com/analysts-predict-cardano-price-crash-to-below-0-40-holders-scramble-to-new-xrp-rival-for-safe-haven/