The petri dish market will be around for a long time
Several other uses of petri dishes, as laboratory consumable products, are being explored by scientists around the world. In coming time its use is not going to be on hold or detoriate. Petri dishes have been helpful in exploring different aspects of science, such as understanding viruses, growing cells integrated with electronic circuits, etc. It is quite possible that in near future other methods of studying organisms in lab be developed but the basic need to culture organism in a sterile environment will never end and so the use of petri dishes.
Hey douchelord, you and that website are "off". While I do agree with your ends I disagree with your means. Regardless of your point, incessant spamming of a message board is NEVER well-received. You are most likely being detrimental to your goal, unless your goal is dropping share price.