Alex Lifeson didn’t have some grand master plan for all of this: the glossy-looking website, the big rollout of new music, the subsequent parade of interviews. But the dominos just keep tumbling, and he’s going with the flow. With the launch of his new signature Epiphone electric guitar, the Alex Lifeson Les Paul Axcess Standard, he finds himself in a rare solo spotlight — probably the most attention he’s faced since Rush retired from touring in 2015. “I stayed away from social media forever,” he tells SPIN. “I really wanted to protect my privacy and wasn’t really interested in doing all the things that are required because I’m generally a lazy person. But now with the Epiphone account, with the demand of creating an Instagram and my own website, I’m going to try to utilize those things an...