======================== unified (from filesystem) ========================
                                         'bitrate'  '237.181'
                                        'duration'  '358'
                                          'artist'  'Technical Itch'
                                     'text_people'  ''
                                         'release'  'Penetration (TIP015)'
                                           'title'  'Soldiers (D-Bridge Remix) (Fea'
                                           '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-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['drum and bass', 'darkstep', 'drum n bass', 'electronic', 'dnb']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '85.779'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Penetration (TIP015)'
'TBPM' (BPM (beats per minute))                     '85.779'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Soldiers (D-Bridge Remix) (Fea'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Technical Itch'
'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'                                   ['drum and bass', 'darkstep', 'drum n bass', 'electronic', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.26 dB'
'TXXX:replaygain_track_peak'                        '0.711452'

========================== row from database ==========================
                                              'id'  1311894
                                            'path'  /data/Music/Bulk/00poprockelectronic/00dnb/Technical Itch/a-technical_itch_feat_mc_jakes-soldiers_(d-bridge_remix)-lame.mp3
                                         'working'  None
                                         'bitrate'  237
                                    'duration_sec'  358
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  10638338
                                           'mtime'  1621696677
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00dnb technical_itch_feat_mc_jakes soldiers_(d bridge_remix) lame electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Technical Itch
                                     'tag_release'  Penetration (TIP015)
                                       'tag_title'  Soldiers (D-Bridge Remix) (Fea
                                             'bpm'  85.779
                                    'search_title'  'bridge':3 'd':2 'dbridge':4 'fea':7,8 'remix':5,6 'soldiers':1
                                   'search_artist'  'itch':2 'technical':1
                                  'search_release'  'penetration':1 'tip015':2,3
                                     'search_rest'  '00dnb':2 '00poprockelectronic':1 'breakbeat':19 'bridge':12,14 'd':9,11 'dnb':21 'electronic':17 'feat':5 'itch':4 'jakes':7 'jungle':22 'lame':16 'mc':6 'or':20 'remix':13,15 'soldiers':8,10 'technical':3 'th':18
                                    'search_combo'  '00dnb':15 '00poprockelectronic':14 'breakbeat':32 'bridge':3A,25,27 'd':2A,22,24 'dbridge':4A 'dnb':34 'electronic':30 'fea':7A,8A 'feat':18 'itch':10B,17 'jakes':20 'jungle':35 'lame':29 'mc':19 'or':33 'penetration':11C 'remix':5A,6A,26,28 'soldiers':1A,21,23 'technical':9B,16 'th':31 'tip015':12C,13C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['drum and bass', 'darkstep', 'drum n bass', 'electronic', 'dnb']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621696676.713221  (2021-05-22 17:17:56)
                             'size'  10638338