@article{foundereffectsshapetheevolutionarydynami,
  title = {Founder effects shape the evolutionary dynamics of multimodality in open LLM families},
  author = {Manuel Cebrian},
  year = {2026},
  eprint = {2603.22287},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2603.22287},
}