[lmm]

An incompatible variant of English would have none of the network advantages, at which point you might as well use a fully designed conlang like lojban.

An alternative, phonemic alphabet for foreigners might have more hope, though even then the use case is narrow.

[Datonomics]

I was thinking it could be designed initially to be 80% compatible with English, in order to gain a high rate of adoption. then introduce changes every 5 years.