Do you think launching here can hurt your startup credibility

YC News is a great resource for startup entrepreneur or anyone in the startup and/or tech environment. several entrepreneurs have launched their startup here, but when it happens it automatically makes me think it is another feature, or someone who wiped a tool in a few hours and throws it out to see if users will bite or not. do you think launching your startup here can hurt its credibility, making it look less serious then it could be?