In string theory, one of the many vibrational states of the string corresponds to the graviton, a quantum mechanical particle that carries gravitational force. Thus string theory is a theory of quantum gravity.
Their average web application development cost is around $500K and their staff or contractors' salary is in the six figure plus range. Their proposals are usually based on a lot of fluff with the development rate ranging from $400 - $800 per hour. These types of companies focus on custom development.
Freelance web designers earned a median $50 per hour compared to the $26 per hour made by employees. Front-end web developers made $60 per hour, contrasted with the $30 per hour paid to employees. Back-end programmers received $55 per hour compared to the $35 per hour earned by their full-time counterparts.