The effectiveness of the Facebook "Like" button and the Twitter "Tweet" button can depend on the goals of the user and the context in which they are being used.
The Facebook "Like" button is designed to allow users to quickly express their approval of a post or a page, and can also serve as a way for users to bookmark content they want to revisit later. When a user likes a page, they are more likely to see updates from that page in their news feed, which can help build a stronger connection with the brand or community.
On the other hand, the Twitter "Tweet" button is designed to allow users to quickly share content with their followers on the platform, and can help to amplify the reach of a message or a link. When a user tweets a message, it can be retweeted by their followers and potentially reach a much larger audience.
Ultimately, the effectiveness of either button will depend on the specific goals of the user and the context in which they are being used. For example, if the goal is to build a strong following and engagement on Facebook, then the "Like" button may be more effective. If the goal is to reach a larger audience and drive traffic to a website, then the Twitter "Tweet" button may be more effective.