If it's anything I need to care about privacy with, I'm not uploading it to someone else's server even if I pay for it, I'm doing it locally. But if it's say,

If it's anything I need to care about privacy with, I'm not uploading it to someone else's server even if I pay for it, I'm doing it locally. But if it's say, as a friend recently experienced, a handout from a teacher in Corel Draw format, you bet your ass I'm uploading it to whatever the top google result for "convert corel draw to pdf online" is.