Someone that leverages a relationship for personal gain at the cost of the relationship.
Yo that gamer is just a head stepper man. Getting close to us and our community was just part of his plot to poach our members & copy our good ideas.
The maximum level of performance that can be achieved using the given toolset.
Practicing an activity enough using mindfulness to examine results and create better action for next time, in theory, ones skill in the activity will eventually reach skillcap