Leaps and bounds . . .
"Science will advance, newer, easier methods will be found, pioneers will be born, and the west will open skyward..."
Used to be that science barely kept pace, creeping along and finding neat things to play with. Advances today are in leaps and bounds. I truly believe a profoundly inexpensive means for exploration is "just around the corner." ...Well ... it's a lo-o-ong corner.