Once we reach TGE, your testnet reward points are going to get converted into DGRAM. That DGRAM will be placed in a capsule and issued to your wallet/account.
That capsule is VERY special and works in ways that people have never seen before in web3. The best analogy I can come up with is that it's like a piece of ripening fruit. If you eat it early, you'll only be able to enjoy a small amount of it. The longer you leave it to ripen, the more fruit you will be able to eat. And at some point, it will be fully ripe and you can eat all of it.
The capsule works the same way. When you get your rewar