======================== unified (from filesystem) ========================
                                         'bitrate'  '200.568'
                                        'duration'  '403'
                                          'artist'  'Dj Dandi & Ugo'
                                     'text_people'  ''
                                         'release'  'First Italo Business E.P.'
                                           'title'  'Minias'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', "
 "'q-other-1', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['minimal tech-house', 'minimal-electro-click', 'frickly']"
                                     'discogstags'  "['electro', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '125.0'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         'LaZZo MaKeS YoU FLy'
'TALB' (Album/Movie/Show title)                     'First Italo Business E.P.'
'TBPM' (BPM (beats per minute))                     '125.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2006'
'TENC' (Encoded by)                                 'Lame'
'TIT2' (Title/songname/content description)         'Minias'
'TKEY' (Initial key)                                '6A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Dj Dandi & Ugo'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electro', 'electronic']
'TXXX:lastfmtags'                                   ['minimal tech-house', 'minimal-electro-click', 'frickly']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.44 dB'
'TXXX:replaygain_track_peak'                        '0.643193'

========================== row from database ==========================
                                              'id'  1339739
                                            'path'  /data/Music/Bulk/00poprockelectronic/Lanig/a1-dj_dandi_and_ugo_-_minias-nbd.mp3
                                         'working'  None
                                         'bitrate'  200
                                    'duration_sec'  403
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  10117303
                                           'mtime'  1621085270
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Lanig a1 dj_dandi_and_ugo_ _minias nbd electronic th techno minimal or deephouse
                                      'tag_artist'  Dj Dandi & Ugo
                                     'tag_release'  First Italo Business E.P.
                                       'tag_title'  Minias
                                             'bpm'  125.0
                                    'search_title'  'minias':1
                                   'search_artist'  'dandi':2 'dj':1 'ugo':3
                                  'search_release'  'business':3 'e':4 'ep':6 'first':1 'italo':2 'p':5
                                     'search_rest'  '00poprockelectronic':1 'a1':3 'and':6 'dandi':5 'deephouse':15 'dj':4 'electronic':10 'lanig':2 'minias':8 'minimal':13 'nbd':9 'or':14 'techno':12 'th':11 'ugo':7
                                    'search_combo'  '00poprockelectronic':11 'a1':13 'and':16 'business':7C 'dandi':3B,15 'deephouse':25 'dj':2B,14 'e':8C 'electronic':20 'ep':10C 'first':5C 'italo':6C 'lanig':12 'minias':1A,18 'minimal':23 'nbd':19 'or':24 'p':9C 'techno':22 'th':21 'ugo':4B,17
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['minimal tech-house', 'minimal-electro-click', 'frickly']
                                        'tag_date'  2006
                                     'discogstags'  ['electro', 'electronic']

============================== file details ==============================
                                           'mtime'  1621085269.550869  (2021-05-15 15:27:49)
                             'size'  10117303