I just realized that quite a few people are still wondering what retroactive is, especially when hearing about projects like zkSync or StarkNet. Today, I will share it in the simplest way.

Basically, retroactive is a token reward method for early users who participated in building or supporting the project from the beginning. Unlike regular airdrops that distribute tokens at a fixed point in time, retroactive airdrops look at your contribution history — including transactions, providing liquidity, participating in governance, or testing protocols.

Why is retroactive so hot? Simply because it incentivizes early users. Instead of just doing marketing like regular airdrops, what makes retroactive more fair is that it recognizes those who truly contributed effort. I’ve seen Uniswap and ENS do this very successfully — they rewarded tokens to early communities, creating genuine loyalty rather than fake marketing.

The operation is also quite straightforward. Projects analyze blockchain data to determine eligibility, then allocate tokens based on your level of activity. You will receive notifications via email or social media, along with instructions to claim your tokens.

But here’s the important part — to increase your chances of receiving retroactive, you need to actively participate. Provide liquidity on DEXes, vote in governance, regularly use dApps. I know some try to create multiple accounts to exploit the system, but that’s forbidden — projects all have mechanisms to detect Sybil attacks. When caught, you’ll be disqualified from the airdrop list.

What’s the difference between retroactive and yield farming? They differ in nature — yield farming offers immediate profits from staking, while retroactive is a long-term investment with uncertain rewards but sometimes very high value.

If you want to optimize, diversify — participate in multiple projects, not just one. zkSync, StarkNet, LayerZero, Optimism, Arbitrum — all are Layer 2 or cross-chain ecosystems with potential. Follow the project’s X channels, Discord, Telegram to not miss important announcements. Tools like Airdrop Alert or CoinMarketCap’s Airdrop Tracker are also very useful.

However, be cautious of scams. When claiming an airdrop, make sure you’re on the official project website, and never share your private key. It’s a basic mistake, but some still fall for it.

Finally, why is retroactive worth pursuing? Because it’s a real opportunity for early participants to be recognized. You don’t need a large capital, just consistent interaction with projects you trust. Some have made huge profits from retrodrops when tokens are listed. But remember — these rewards come from long-term commitment, not a quick way to get rich.

If you want to start, choose 2-3 promising projects, get involved actively, and be patient. Opportunities always come to those who are ready.