"But to me what seems to be missing in a lot of portfolios is Cartooning"

In this quote, Craig McCracken is expressing his opinion on what he believes is doing not have in many portfolios. He particularly mentions "Cartooning" as the missing component. This suggests that he thinks cartooning is an essential skill or aspect that must be consisted of in portfolios. McCracken, being a successful animator and developer of popular cartoons such as "The Powerpuff Girls" and "Foster's Home for Imaginary Friends", may be speaking from his own experience and know-how in the field. He might likewise be indicating that cartooning is a valuable and special skill that sets portfolios apart and should not be ignored. Overall, McCracken's declaration highlights the value of cartooning worldwide of art and animation.