Laksa is probably the most widespread noodle dish in the world with many regional versions e.g. Russian lapsha, Afghan lakhchak, laksa Johor, Siglap laksa, Katong laksa, Penang laksa, Sarawak laksa, etc.
Sarawak laksa is arguably the most complex laksa and without a doubt, it is the late Anthony Bourdain's favourite.
A lot has been written about Sarawak laksa. Google search yields:
Sarawak laksa - 2.3 million results
Nyonya laksa - 1.1 million results
Singapore laksa - 1 million results
The global interest, I believe is thanks to Anthony Bourdain's mentions.