A tree surgeon pushed his wife down the stairs during a “fit of rage” after the WiFi crashed, a court heard. Grant Wagster’s wife suffered a broken hip after he shoved her with “all his power”, Warrington magistrates’ court was told. The 48-year-old went into meltdown after he lost broadband connection. His lawyer Jon Keane – who said alcohol “no doubt” played a part in the incident – described the attack as “a single push with devastating consequences”. His wife, Lyndsey was in the shower of their home in Macclesfield, Cheshire on November 25, 2022, when she “heard a lot of banging from an up…