From ETC's website
"Since its creation in 1975, ETC has grown into an international leader in events lighting technology. From control consoles and rigging hoists, to architectural lighting and fixtures, ETC provides the theatre and architectural industries with innovative solutions and products ... but what does that really mean? And how does it all work together? This seven-part video series helps explain just that, providing an overview of each different category of ETC products and how they fit into the events industry."