Arcana Coelestia #6278
6278. 'Since then, even until this day' means constantly. This is clear from the meaning of 'today' or 'to this day' as that which is perpetual and eternal, dealt with in 2838, 4304, 6165. Here therefore 'since then, even until this day' means constantly - constantly bestowing life, meant by 'feeding', 6277.
Arcana Coelestia #4304
4304. 'Even to this day' means that, perpetually so, falsities would not be attached. This is clear from the meaning of 'even to this day', where this phrase is used in the Word, as that which is perpetual and eternal, dealt with in 2838.