There are many obstacles, but I should say we are so much farther along now than we were 3 years ago when I started working on this.
These computational thinking skills are becoming more important as computers, algorithms and data become ubiquitous. Coding will also become more common, particularly with the growth in the use of visual programming languages, like Blockly, that remove the need to learn programming language syntax, and via custom blocks, can be used as an abstraction for many different applications.
Whether or not you accept that there are defined differences between the words "coding" and "programming," you should at least be aware of the differences in connotation...especially if you want to keep from hurting the feelings of your friendly neighborhood software developer!