WeKu blockchain is very similar to the Steem blockchain. The white paper clearly mentions that it is based on Steemit and Graphene frameworks. If you go to their platform website (https://deals.weku.io/) you will notice it's similarity with Steemit.com
Therefore you can earn Weku tokens and Weku dollars on the Weku platform even before the ICO. Although I have lost some of my enthusiasm there but I have personally earned a few hundred weku tokens for myself. Here is my referral link if you want to register (I will get the referral award if you choose to use this):
https://deals.weku.io/pick_account?referral=wasimkolkata
Like here on the Steem blockchain, WeKu too is about rewarding the content creators for their work. Their is crucial difference though, WeKu is going to make the reward system dynamic, unlike Steem. This means that the rewards can be adjusted at depending on the community. They claim that their reward system could be adjusted at the community level and can differ from community to community. This phrase from their whitepaper indicates that: