once a day is perfectly reasonable, winning EC by events is still the best way to gain EC, people can get 3 ec a day average from events. 1 EC task given every 24 hours, you get one hour to complete these task
kill 400 people
kill 100 angry noobs
kill 40 crabs
dig up 400 shells
pick 200 flowers
pick 100 trash
win a bot event
you get 7 task a week, 1 task a day, and can NOT receive a task you already completed + its different for all people.
Half a year is a very very very long time. Especially for a really ****ty melee