藉由 is a Taiwan-flavored, slightly formal preposition. Mainland writing typically prefers 通过 (tōngguò) or 借由 (jièyóu, with the simpler 借) for the same meaning.
mistakes
藉 here is read jiè (4th tone), not jí. The jí reading means "trample/insult" as in 狼藉. For the by-means-of meaning, always jiè.
