Time consuming with manual, very rewarding in the long run, actually getting to learn about people in distant lands (know, like, trust factor), debating differences, topics are varied, sometimes we get stuck in a rut. OCD presents new from various people which has been fruitful.
Sharing to Web2:
Twitter still works attracting some.
Facebook stopped pulling in photo which more often than not sells the topic on hand. Reddit became cumbersome from my side eventually shut my account down.
People will go the extra mile, depending on reward, some great folk introducing people to onboard, time consuming assisting which many communities do offer.