answers I got from Digi outlet so far.

"Do you have 7+ 128gb matte black at the moment?"
"No".

Any idea when it will ship in?
"donno"

Does it come in weekly or monthly stocks?
"donno"

Since launch date have you guys received restock or just selling those form launch timing?
"donno"

Any suggestions on when i can try again?
"donno"

I already checked with few outlets, some outlets (pulau tikus branch and suntech) can do reservations on the model you prefer, other outlet like gurney plaza, one precint not even want to answer my question. If Maxis can come out 98 plan, i sure jump to Maxis~