Update #1

Texts from Mom and Dad from last night, early morning (3 AM) and today. You might need some decoding skills for these.

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Text 1 In philly 8 & leaving soon o zpper on my backpk broke

Text 2 In amsdam luv dad

Text 3 In nairobi 8 pm

Text 4 In nairobi 8pm nice but

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Nice but? We don't know what kind of tourist attractions they see...