On Electrical Engineering Stack Exchange, find out how many 'power-supply' questions were asked or updated in the last 7 days. Then, identify the user with the highest reputation among those whose top tags include 'power-supply', and state their name and exact reputation score.
Navigate to the 'Tags' page. Locate the 'power-supply' tag. Extract the number of questions tagged 'power-supply' in the last 7 days. Navigate to the 'Users' page. Identify the user with the highest reputation whose top tags include 'power-supply'. State the name of the identified user and their current reputation score.
State the number of questions tagged 'power-supply' in the last 7 days. Identify and state the name of the user with the highest reputation who frequently contributes to 'power-supply' questions. State the exact reputation score of the identified user.