About those vector icons · Pushing Pixels.
With much of the industry focus being on resolution lately, from both responsive design all the way up to Retina displays, it brings back many questions that ask about simply using vector assets everywhere. Is it possible? Is it effective?
This article goes into great detail explaining the issues behind such practices and outlines the various reasons for making fine-tuned adjustments as resolutions increase or decrease in comparison to simply scaling an asset.