Yep but for example, let's take a small coin without much visibility : eboost (EBST). How do you find the official thread? The one with the developers involved or the biggest community. Because it's quite complicated to see if a topic has just been created for shilling or FUD. However the official one would allow me to get the freshest information in one "official" place let's say
Projects usually put link to official ANN thread on their websites, so you can check there