Originally Posted by
fietsbob
Option: adapter to use a threaded BB, epoxied in, it will bridge the crack with a new layer of aluminum..
But that will void any possibility of having it your frame pictured, replaced.
If you need a bike to commute on, N+1, & get a steel frame. not carbon..
For the reliability factor .... you have discovered its shortfalls...
...
I have 3 aluminum bikes and a carbon TT-bike too, so the commuting will do just fine

But I am in the last weeks before my A-races this season and need my road racer with power meter..