Investors are hoping that a strong backlog and a renewed commitment to its high-margin business will improve its long-term prospects.Shares of video-streaming technology company Harmonic (HLIT 16.44%) soared higher on Tuesday after reporting financial results for the first quarter of 2024. As of 2 p.m. ET, Harmonic stock was up 15% in stark contrast to the 1% drop for the Nasdaq.Revenue is down, but the backlog is upIn Q1, Harmonic generated revenue of $122 million, which was down 23% year over year. This i ...