======================== unified (from filesystem) ========================
                                         'bitrate'  '214.843'
                                        'duration'  '462'
                                          'artist'  'Ed Rush & Optical'
                                     'text_people'  ''
                                         'release'  'Virus Vaults'
                                           'title'  'K-Wire'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'neurofunk', 'drum n bass', 'jungle', 'dnb']"
                                     'discogstags'  "['electronic', 'drum n bass']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '86.548'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Virus Vaults'
'TBPM' (BPM (beats per minute))                     '86.548'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'K-Wire'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ed Rush & Optical'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'drum n bass']
'TXXX:lastfmtags'                                   ['drum and bass', 'neurofunk', 'drum n bass', 'jungle', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.20 dB'
'TXXX:replaygain_track_peak'                        '0.521135'

========================== row from database ==========================
                                              'id'  1322521
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Ed Rush & Optical - Ed_Rush_and_Optical/Ed_Rush_and_Optical_presents-Virus_Vaults-VRS005CD-2CD-2005-sour/104-ed_rush_and_optical-k_wire-sour.mp3
                                         'working'  None
                                         'bitrate'  214
                                    'duration_sec'  462
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  12418577
                                           'mtime'  1621696525
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb Ed_Rush_and_Optical Ed_Rush_and_Optical_presents Virus_Vaults VRS005CD 2CD 2005 sour 104 ed_rush_and_optical k_wire sour electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Ed Rush & Optical
                                     'tag_release'  Virus Vaults
                                       'tag_title'  K-Wire
                                             'bpm'  86.548
                                    'search_title'  'k':1 'kwire':3 'wire':2
                                   'search_artist'  'ed':1 'optical':3 'rush':2
                                  'search_release'  'vaults':2 'virus':1
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 '104':18 '2005':16 '2cd':15 'and':5,9 'breakbeat':23 'dnb':25 'ed':3,7 'electronic':21 'jungle':26 'k':19 'optical':6,10 'or':24 'presents':11 'rush':4,8 'sour':17 'th':22 'vaults':13 'virus':12 'vrs005cd':14 'wire':20
                                    'search_combo'  '00dnb':10 '00poprockelectronic':9 '104':26 '2005':24 '2cd':23 'and':13,17 'breakbeat':31 'dnb':33 'ed':4B,11,15 'electronic':29 'jungle':34 'k':1A,27 'kwire':3A 'optical':6B,14,18 'or':32 'presents':19 'rush':5B,12,16 'sour':25 'th':30 'vaults':8C,21 'virus':7C,20 'vrs005cd':22 'wire':2A,28
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'neurofunk', 'drum n bass', 'jungle', 'dnb']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'drum n bass']

============================== file details ==============================
                                           'mtime'  1621696525.2676733  (2021-05-22 17:15:25)
                             'size'  12418577