Power stocks plunge as AI energy needs called into question because of new China model

1. Tech sector AI lab rise causes power companies' stocks to drop significantly. 2. Constellation Energy and Vistra Corp. fell over 14% in premarket trading. 3. DeepSeek AI model raises doubts about electricity demand from data centers. 4. Nuclear power seen as viable option for tech companies' energy needs. 5. Concerns about rising competition in the energy supply for tech sector.