some web developers are more interested in slick effects than performance. some direct their effort toward experimenting with new technology instead of fine-tu

some web developers are more interested in slick effects than performance. some direct their effort toward experimenting with new technology instead of fine-tuning existing technology. some do not understand performance issues well enough to prevent them. some have a boss or client who asked for a feature that degrades performance. the union of those groups: almost all web developers.