" Sub section (1) of the substituted section attempted to steer clear of the aforesaid conflicts and avoid other difficulties by the following ways: (a) Prohibited the use of the statement, both oral and that reduced into 888 writing, from being used for any purpose at any inquiry or trial in respect of any offence under investigation; (b) while the earlier section enabled the accused to make use of it to impeach the credit of a witness in the manner provided by the , the new section enabled him only to use it to contradict the witness in the manner provided by section 145 of the said Act; (c) the said statement could also be used for the purpose of only explaining any matter referred to in his cross examination; and (d) while under the old section a discretion was vested in the Court in the matter of furnishing the accused with a copy of an earlier statement of a prosecution witness, under the amended section, subject to the second proviso, a duty was cast upon the Court, if a request was made to it by the accused, to direct that the accused be furnished with a copy thereof.