<prompt> Translate the following text to EnglishWatu wengi wanaamini kuwa fedha za elektroniki zinaweza kutumika kuwezesha biashara haramu, ikiwa ni pamoja na biashara ya dawa za kulevya, na hivyo kuondoa haja ya sweti kamili ya noti za 100.  <response>: Tax authorities are further threatened by the growing use of electronic money . E-cash can be used to facilitate a host of illegal businesses, including drug transactions, thereby eliminating the need for suitcases full of 100 bills. 