I'm going on a tangent, which is extremely useful products like non-plastic coffee packaging that are not well developed and marketed because of X problem, and

I'm going on a tangent, which is extremely useful products like non-plastic coffee packaging that are not well developed and marketed because of X problem, and expounding on X and its solution. It's a comment in a discussion forum. It doesn't need to meet some extreme level of rigor when it comes to topicality IMO.