It flowed just fine for me because I pronounce it S-Q-L in my head as well. I don't know why saying SEQUAL has always felt unnatural to me. Probably because I

It flowed just fine for me because I pronounce it S-Q-L in my head as well. I don't know why saying SEQUAL has always felt unnatural to me. Probably because I came across it independently and learned about it by myself instead of having someone else introduce it to me as SEQUAL before seeing the acronym.