In the fast-paced, dog-eat-dog world of big tech, fortunes come and go quickly. One such example is the fallen star of French telecom equipment, Alcatel­-Lucent (UNKNOWN:ALU.DL). The company's been through the wringer since its merger several years ago. With its shares having skyrocketed over the past several months, investors are hoping the company has finally regained its mojo after struggling through a harrowing turnaround process. However, it might not be that simple, as our tech and telecom analyst shows in the following video.

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