After launching two high-end sedans, one large (the G90) and one medium-size (G80), Hyundai’s Genesis luxury arm now launches the smaller G70, aimed straight at the Audi A4, BMW 3-Series and Mercedes-Benz C-Class, not to mention the Alfa Romeo Giulia, Cadillac ATS, Lexus IS, Jaguar XE ... not exactly a bunch of slugs. The G70 certainly looks the part. It has a very good-looking exterior with short