Since we didn't tenuki to the open corner previously, its certainly not consistent to tenuki now. If White gets another move at the corner the marked exchange will start looking pretty bad for us. Furthermore, the whole idea was to put pressure on the white approach stone with our pincer, if we tenuki not only will White settle magnificently, it is us who will have to leave small in the corner:
$$Bc Yuck -c Marked exchange looks horrible
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[go]$$Bc Yuck -c Marked exchange looks horrible
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As to the actual white move, it feels...odd. However, I don't think it is a bad move as it gets out while treating the original stone lightly. White is clearly trying to set up a tenuki to the open corner now. The key weakness is its weak connection. My key goal is to reinforce my corner (which is under pressure) while not letting White fix his weakness easily. This rules the contact move at 'a' out, and I'm certainly not going to try to peep that shape prematurely. 'b' is also a vulgar move that not only does nothing against his stones, but even were he to respond the 'a' - 'b' exchange would just helping White strengthen himself. So the only moves I really considered are 'c' and 'd'.
$$Bc Moves to consider
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[go]$$Bc Moves to consider
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'd' is the first instinct, as prevents myself getting sealed in while keeping abreast of white. However, the problem with this move is that it feels thin to me. If I expect White to tenuki this shape, then this thinness will mute the severeness of any follow up I might have because White can make forcing moves against my stones. For example, the simple attempt to cut will expose my weakness:
$$Wc Can't cut with 2 pt extension
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[go]$$Wc Can't cut with 2 pt extension
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The one point jump is far more solid and makes the cut possible if White tenukis:
$$Bc More solid position letting me cut
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[go]$$Bc More solid position letting me cut
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Although I am still "behind" White. White cannot forcibly seal me in because of the weakness in his position. I don't think me trying to cut is a good move right away, but it is something I can aim for if I manage to establish a stronger position on the top side. I am fairly certain that White will tenuki to the empty corner after my move, and depending on the way he does it I might be able to establish a more solid position on top. My goal right now is not to obsess over his 2 stones, but try to get stones on both the right and top in the natural flow of the fuseki. When the time presents itself, I may either choose to cut or attack those two stones on a far larger scale.