image ALT tags offers the advantage that Google does index it, very much unlike Meta tags. This way you can get the traffic of differing writing habits to your site, and get benefited. With its comes the disadvantage that users who do not use GUI browser can easily see the clutters of spelling in the image ALT tags, raising detrimental issues all over again.
But for users with GUI browser, it is a working solution.
Conclusion
Like better things in life, it is about your discretion. So, enjoy your sense of judgment and act accordingly!
Deepak Sharma is a Web Designer at BlueApple, a Web Design and Development Company with a well connected development infrastructure in India having a strong portfolio offering superior web services and solutions at competitive costs.