Stabilization with respect to tartarates may involve chilling of wine that can crystallize tartarates and these crystals can be removed by filtration. Colored bottles help to reduce damage by light . Bottle sizes can also vary. It is a misconception that you MUST age wine. Tannin is a substance that comes from the seeds, stems and skins of grapes.
Additional tannin can come from the wood during barrel aging in the winery.
It is a preservative and is important to the long term maturing of wine . The good news is that after a number of years, what you get is a prized, complex and balanced wine. Remember that red wines get their color from the stems and skins of the grape. This gives the wine tannin and aging capacity. Therefore most white wines don't age well.