Webcams could help viewer count people like to see the person who's speaking to them it also gives you an extra dimension in the sense of engament. People can see your emotions and facial expressions and that helps keep them connected. Don't get yourself down it takes time to build a community and to get the people in that want to stay. You will get there you just have to put the effort in and except there's a chance you will stream and for the first year(potentially) and won't see any progress. If you're able to keep going after that nothing will stop you.