1) There is very little chance of them closing their doors in the near future as they raised a large series A and have great growth.
2) Having personally talked with Tikhon on the subject and it's clear that they plan to make this a stable platform for the longhaul. I would not hesitate to build a project on top of Parse they are a great group and would not leave their users hanging.
3) If you're still hesitant keep in mind you can still keep mission critical stuff on your own Servers/APIs and use Parse for Push Notifications/Location etc.. There is nothing locking you into what parts of the Parse SDK you use.
1) There is very little chance of them closing their doors in the near future as they raised a large series A and have great growth.
2) Having personally talked with Tikhon on the subject and it's clear that they plan to make this a stable platform for the longhaul. I would not hesitate to build a project on top of Parse they are a great group and would not leave their users hanging.
3) If you're still hesitant keep in mind you can still keep mission critical stuff on your own Servers/APIs and use Parse for Push Notifications/Location etc.. There is nothing locking you into what parts of the Parse SDK you use.
4) You can always export your data.