======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '214'
                                          'artist'  'O-Zone'
                                     'text_people'  ''
                                         'release'  'gay top 100'
                                           'title'  ''
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'romanian', 'europop', 'pop', 'eurodance']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '129.896'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         '2004'
'COMM:ID3v1 Comment:XXX'                            '2004'
'TALB' (Album/Movie/Show title)                     'gay top 100'
'TBPM' (BPM (beats per minute))                     '129.896'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '2015'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'O-Zone'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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'
'TXXX:lastfmtags'                                   ['dance', 'romanian', 'europop', 'pop', 'eurodance']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.25 dB'
'TXXX:replaygain_track_peak'                        '0.467442'

========================== row from database ==========================
                                              'id'  1331441
                                            'path'  /data/Music/Bulk/00poprockelectronic/gay top 100 - 2015/058 - O-Zone - Dragostea din tei.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  214
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  6868710
                                           'mtime'  1621696867
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2015 058 Dragostea din tei electronic generic or radio unsorted
                                      'tag_artist'  O-Zone
                                     'tag_release'  gay top 100
                                       'tag_title'  None
                                             'bpm'  129.896
                                    'search_title'  None
                                   'search_artist'  'o':1 'ozone':3 'zone':2
                                  'search_release'  '100':3 'gay':1 'top':2
                                     'search_rest'  '00poprockelectronic':1 '2015':2 'din':4 'dragostea':3 'electronic':6 'generic':7 'or':8 'radio':9 'tei':5 'unsorted':10
                                    'search_combo'  '00poprockelectronic':7 '100':6C '2015':8 'din':10 'dragostea':9 'electronic':12 'gay':4C 'generic':13 'o':1B 'or':14 'ozone':3B 'radio':15 'tei':11 'top':5C 'unsorted':16 'zone':2B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-piano-1', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'romanian', 'europop', 'pop', 'eurodance']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696867.4840763  (2021-05-22 17:21:07)
                             'size'  6868710