Working hard or hardly working? On Saturday, August 10, Joe Biden, 81, received tons of backlash after he was spotted soaking up the sun at Rehoboth Beach in Delaware. The president enjoyed his beach day alongside his wife, Jill Biden. In footage from the outing, Joe sat under an umbrella in a white collared shirt and blue swim shorts. The father-of-four appeared to have a great time, as he was caught kicking his feet with happiness. While one X, formerly known as Twitter, user praised the Democrat — who dropped out of the 2024 presidential election in July — others slammed the commander-in-ch…